20941706520

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4703}}^1$

素因数の和:4780

約数の個数: 512

約数和(自身を含む): 86704128000

約数和(自身を除く): 65762421480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 27, 28, 30, 31, 35, 36, 38, 40, 42, 45, 54, 56, 57, 60, 62, 63, 70, 72, 76, 84, 90, 93, 95, 105, 108, 114, 120, 124, 126, 133, 135, 140, 152, 155, 168, 171, 180, 186, 189, 190, 210, 216, 217, 228, 248, 252, 266, 270, 279, 280, 285, 310, 315, 342, 360, 372, 378, 380, 399, 420, 434, 456, 465, 504, 513, 532, 540, 558, 570, 589, 620, 630, 651, 665, 684, 744, 756, 760, 798, 837, 840, 855, 868, 930, 945, 1026, 1064, 1080, 1085, 1116, 1140, 1178, 1197, 1240, 1260, 1302, 1330, 1368, 1395, 1512, 1596, 1674, 1710, 1736, 1767, 1860, 1890, 1953, 1995, 2052, 2170, 2232, 2280, 2356, 2394, 2520, 2565, 2604, 2660, 2790, 2945, 3192, 3255, 3348, 3420, 3534, 3591, 3720, 3780, 3906, 3990, 4104, 4123, 4185, 4340, 4703, 4712, 4788, 5130, 5208, 5301, 5320, 5580, 5859, 5890, 5985, 6510, 6696, 6840, 7068, 7182, 7560, 7812, 7980, 8246, 8370, 8680, 8835, 9406, 9576, 9765, 10260, 10602, 11160, 11718, 11780, 11970, 12369, 13020, 14109, 14136, 14364, 15624, 15903, 15960, 16492, 16740, 17670, 17955, 18812, 19530, 20520, 20615, 21204, 23436, 23515, 23560, 23940, 24738, 26040, 26505, 28218, 28728, 29295, 31806, 32921, 32984, 33480, 35340, 35910, 37107, 37624, 39060, 41230, 42327, 42408, 46872, 47030, 47880, 49476, 53010, 56436, 58590, 61845, 63612, 65842, 70545, 70680, 71820, 74214, 78120, 79515, 82460, 84654, 89357, 94060, 98763, 98952, 106020, 111321, 112872, 117180, 123690, 126981, 127224, 131684, 141090, 143640, 145793, 148428, 159030, 164605, 164920, 169308, 178714, 185535, 188120, 197526, 211635, 212040, 222642, 234360, 247380, 253962, 263368, 268071, 282180, 291586, 296289, 296856, 318060, 329210, 338616, 357428, 371070, 395052, 423270, 437379, 445284, 446785, 493815, 494760, 507924, 536142, 556605, 564360, 583172, 592578, 625499, 634905, 636120, 658420, 714856, 728965, 742140, 790104, 804213, 846540, 874758, 888867, 890568, 893570, 987630, 1015848, 1020551, 1072284, 1113210, 1166344, 1185156, 1250998, 1269810, 1312137, 1316840, 1340355, 1457930, 1481445, 1484280, 1608426, 1693080, 1749516, 1777734, 1787140, 1876497, 1975260, 2041102, 2144568, 2186895, 2226420, 2370312, 2412639, 2501996, 2539620, 2624274, 2680710, 2770067, 2915860, 2962890, 3061653, 3127495, 3216852, 3499032, 3555468, 3574280, 3752994, 3936411, 3950520, 4021065, 4082204, 4373790, 4444335, 4452840, 4825278, 5003992, 5079240, 5102755, 5248548, 5361420, 5540134, 5629491, 5831720, 5925780, 6123306, 6254990, 6433704, 6560685, 7110936, 7505988, 7872822, 8042130, 8164408, 8310201, 8747580, 8888670, 9184959, 9382485, 9650556, 10205510, 10497096, 10722840, 11080268, 11258982, 11851560, 12063195, 12246612, 12509980, 13121370, 13850335, 15011976, 15308265, 15745644, 16084260, 16620402, 16888473, 17495160, 17777340, 18369918, 18764970, 19301112, 19390469, 19682055, 20411020, 22160536, 22517964, 24126390, 24493224, 24930603, 25019960, 26242740, 27554877, 27700670, 28147455, 30616530, 31491288, 32168520, 33240804, 33776946, 35554680, 36739836, 37529940, 38780938, 39364110, 40822040, 41551005, 45035928, 45924795, 48252780, 49861206, 52485480, 55109754, 55401340, 56294910, 58171407, 61233060, 66481608, 67553892, 73479672, 74791809, 75059880, 77561876, 78728220, 83102010, 84442365, 91849590, 96505560, 96952345, 99722412, 110219508, 110802680, 112589820, 116342814, 122466120, 124653015, 135107784, 137774385, 149583618, 155123752, 157456440, 166204020, 168884730, 174514221, 183699180, 193904690, 199444824, 220439016, 225179640, 232685628, 249306030, 275548770, 290857035, 299167236, 332408040, 337769460, 349028442, 367398360, 373959045, 387809380, 465371256, 498612060, 523542663, 551097540, 581714070, 598334472, 675538920, 698056884, 747918090, 775618760, 872571105, 997224120, 1047085326, 1102195080, 1163428140, 1396113768, 1495836180, 1745142210, 2094170652, 2326856280, 2617713315, 2991672360, 3490284420, 4188341304, 5235426630, 6980568840, 10470853260, 20941706520]

約数ペア:

[(1, 20941706520), (2, 10470853260), (3, 6980568840), (4, 5235426630), (5, 4188341304), (6, 3490284420), (7, 2991672360), (8, 2617713315), (9, 2326856280), (10, 2094170652), (12, 1745142210), (14, 1495836180), (15, 1396113768), (18, 1163428140), (19, 1102195080), (20, 1047085326), (21, 997224120), (24, 872571105), (27, 775618760), (28, 747918090), (30, 698056884), (31, 675538920), (35, 598334472), (36, 581714070), (38, 551097540), (40, 523542663), (42, 498612060), (45, 465371256), (54, 387809380), (56, 373959045), (57, 367398360), (60, 349028442), (62, 337769460), (63, 332408040), (70, 299167236), (72, 290857035), (76, 275548770), (84, 249306030), (90, 232685628), (93, 225179640), (95, 220439016), (105, 199444824), (108, 193904690), (114, 183699180), (120, 174514221), (124, 168884730), (126, 166204020), (133, 157456440), (135, 155123752), (140, 149583618), (152, 137774385), (155, 135107784), (168, 124653015), (171, 122466120), (180, 116342814), (186, 112589820), (189, 110802680), (190, 110219508), (210, 99722412), (216, 96952345), (217, 96505560), (228, 91849590), (248, 84442365), (252, 83102010), (266, 78728220), (270, 77561876), (279, 75059880), (280, 74791809), (285, 73479672), (310, 67553892), (315, 66481608), (342, 61233060), (360, 58171407), (372, 56294910), (378, 55401340), (380, 55109754), (399, 52485480), (420, 49861206), (434, 48252780), (456, 45924795), (465, 45035928), (504, 41551005), (513, 40822040), (532, 39364110), (540, 38780938), (558, 37529940), (570, 36739836), (589, 35554680), (620, 33776946), (630, 33240804), (651, 32168520), (665, 31491288), (684, 30616530), (744, 28147455), (756, 27700670), (760, 27554877), (798, 26242740), (837, 25019960), (840, 24930603), (855, 24493224), (868, 24126390), (930, 22517964), (945, 22160536), (1026, 20411020), (1064, 19682055), (1080, 19390469), (1085, 19301112), (1116, 18764970), (1140, 18369918), (1178, 17777340), (1197, 17495160), (1240, 16888473), (1260, 16620402), (1302, 16084260), (1330, 15745644), (1368, 15308265), (1395, 15011976), (1512, 13850335), (1596, 13121370), (1674, 12509980), (1710, 12246612), (1736, 12063195), (1767, 11851560), (1860, 11258982), (1890, 11080268), (1953, 10722840), (1995, 10497096), (2052, 10205510), (2170, 9650556), (2232, 9382485), (2280, 9184959), (2356, 8888670), (2394, 8747580), (2520, 8310201), (2565, 8164408), (2604, 8042130), (2660, 7872822), (2790, 7505988), (2945, 7110936), (3192, 6560685), (3255, 6433704), (3348, 6254990), (3420, 6123306), (3534, 5925780), (3591, 5831720), (3720, 5629491), (3780, 5540134), (3906, 5361420), (3990, 5248548), (4104, 5102755), (4123, 5079240), (4185, 5003992), (4340, 4825278), (4703, 4452840), (4712, 4444335), (4788, 4373790), (5130, 4082204), (5208, 4021065), (5301, 3950520), (5320, 3936411), (5580, 3752994), (5859, 3574280), (5890, 3555468), (5985, 3499032), (6510, 3216852), (6696, 3127495), (6840, 3061653), (7068, 2962890), (7182, 2915860), (7560, 2770067), (7812, 2680710), (7980, 2624274), (8246, 2539620), (8370, 2501996), (8680, 2412639), (8835, 2370312), (9406, 2226420), (9576, 2186895), (9765, 2144568), (10260, 2041102), (10602, 1975260), (11160, 1876497), (11718, 1787140), (11780, 1777734), (11970, 1749516), (12369, 1693080), (13020, 1608426), (14109, 1484280), (14136, 1481445), (14364, 1457930), (15624, 1340355), (15903, 1316840), (15960, 1312137), (16492, 1269810), (16740, 1250998), (17670, 1185156), (17955, 1166344), (18812, 1113210), (19530, 1072284), (20520, 1020551), (20615, 1015848), (21204, 987630), (23436, 893570), (23515, 890568), (23560, 888867), (23940, 874758), (24738, 846540), (26040, 804213), (26505, 790104), (28218, 742140), (28728, 728965), (29295, 714856), (31806, 658420), (32921, 636120), (32984, 634905), (33480, 625499), (35340, 592578), (35910, 583172), (37107, 564360), (37624, 556605), (39060, 536142), (41230, 507924), (42327, 494760), (42408, 493815), (46872, 446785), (47030, 445284), (47880, 437379), (49476, 423270), (53010, 395052), (56436, 371070), (58590, 357428), (61845, 338616), (63612, 329210), (65842, 318060), (70545, 296856), (70680, 296289), (71820, 291586), (74214, 282180), (78120, 268071), (79515, 263368), (82460, 253962), (84654, 247380), (89357, 234360), (94060, 222642), (98763, 212040), (98952, 211635), (106020, 197526), (111321, 188120), (112872, 185535), (117180, 178714), (123690, 169308), (126981, 164920), (127224, 164605), (131684, 159030), (141090, 148428), (143640, 145793)]