20321171640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{5351}}^1$

素因数の和:5523

約数の個数: 384

約数和(自身を含む): 82956856320

約数和(自身を除く): 62635684680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 55, 56, 60, 63, 66, 70, 72, 77, 84, 88, 90, 99, 105, 110, 120, 126, 132, 137, 140, 154, 165, 168, 180, 198, 210, 220, 231, 252, 264, 274, 280, 308, 315, 330, 360, 385, 396, 411, 420, 440, 462, 495, 504, 548, 616, 630, 660, 685, 693, 770, 792, 822, 840, 924, 959, 990, 1096, 1155, 1233, 1260, 1320, 1370, 1386, 1507, 1540, 1644, 1848, 1918, 1980, 2055, 2310, 2466, 2520, 2740, 2772, 2877, 3014, 3080, 3288, 3465, 3836, 3960, 4110, 4521, 4620, 4795, 4932, 5351, 5480, 5544, 5754, 6028, 6165, 6930, 7535, 7672, 8220, 8631, 9042, 9240, 9590, 9864, 10549, 10702, 11508, 12056, 12330, 13563, 13860, 14385, 15070, 16053, 16440, 17262, 18084, 19180, 21098, 21404, 22605, 23016, 24660, 26755, 27126, 27720, 28770, 30140, 31647, 32106, 34524, 36168, 37457, 38360, 42196, 42808, 43155, 45210, 48159, 49320, 52745, 53510, 54252, 57540, 58861, 60280, 63294, 64212, 67815, 69048, 74914, 80265, 84392, 86310, 90420, 94941, 96318, 105490, 107020, 108504, 112371, 115080, 117722, 126588, 128424, 135630, 149828, 158235, 160530, 172620, 176583, 180840, 187285, 189882, 192636, 210980, 214040, 224742, 235444, 240795, 253176, 271260, 294305, 299656, 316470, 321060, 337113, 345240, 353166, 374570, 379764, 385272, 412027, 421960, 449484, 470888, 474705, 481590, 529749, 542520, 561855, 588610, 632940, 642120, 674226, 706332, 733087, 749140, 759528, 824054, 882915, 898968, 949410, 963180, 1059498, 1123710, 1177220, 1236081, 1265880, 1348452, 1412664, 1466174, 1498280, 1648108, 1685565, 1765830, 1898820, 1926360, 2060135, 2118996, 2199261, 2247420, 2354440, 2472162, 2648745, 2696904, 2932348, 3296216, 3371130, 3531660, 3665435, 3708243, 3797640, 4120270, 4237992, 4398522, 4494840, 4944324, 5131609, 5297490, 5864696, 6180405, 6597783, 6742260, 7063320, 7330870, 7416486, 8063957, 8240540, 8797044, 9888648, 10263218, 10594980, 10996305, 12360810, 13195566, 13484520, 14661740, 14832972, 15394827, 16127914, 16481080, 17594088, 18541215, 20526436, 21189960, 21992610, 24191871, 24721620, 25658045, 26391132, 29323480, 29665944, 30789654, 32255828, 32988915, 37082430, 40319785, 41052872, 43985220, 46184481, 48383742, 49443240, 51316090, 52782264, 56447699, 61579308, 64511656, 65977830, 72575613, 74164860, 76974135, 80639570, 87970440, 92368962, 96767484, 102632180, 112895398, 120959355, 123158616, 131955660, 145151226, 148329720, 153948270, 161279140, 169343097, 184737924, 193534968, 205264360, 225790796, 230922405, 241918710, 263911320, 282238495, 290302452, 307896540, 322558280, 338686194, 362878065, 369475848, 451581592, 461844810, 483837420, 508029291, 564476990, 580604904, 615793080, 677372388, 725756130, 846715485, 923689620, 967674840, 1016058582, 1128953980, 1354744776, 1451512260, 1693430970, 1847379240, 2032117164, 2257907960, 2540146455, 2903024520, 3386861940, 4064234328, 5080292910, 6773723880, 10160585820, 20321171640]

約数ペア:

[(1, 20321171640), (2, 10160585820), (3, 6773723880), (4, 5080292910), (5, 4064234328), (6, 3386861940), (7, 2903024520), (8, 2540146455), (9, 2257907960), (10, 2032117164), (11, 1847379240), (12, 1693430970), (14, 1451512260), (15, 1354744776), (18, 1128953980), (20, 1016058582), (21, 967674840), (22, 923689620), (24, 846715485), (28, 725756130), (30, 677372388), (33, 615793080), (35, 580604904), (36, 564476990), (40, 508029291), (42, 483837420), (44, 461844810), (45, 451581592), (55, 369475848), (56, 362878065), (60, 338686194), (63, 322558280), (66, 307896540), (70, 290302452), (72, 282238495), (77, 263911320), (84, 241918710), (88, 230922405), (90, 225790796), (99, 205264360), (105, 193534968), (110, 184737924), (120, 169343097), (126, 161279140), (132, 153948270), (137, 148329720), (140, 145151226), (154, 131955660), (165, 123158616), (168, 120959355), (180, 112895398), (198, 102632180), (210, 96767484), (220, 92368962), (231, 87970440), (252, 80639570), (264, 76974135), (274, 74164860), (280, 72575613), (308, 65977830), (315, 64511656), (330, 61579308), (360, 56447699), (385, 52782264), (396, 51316090), (411, 49443240), (420, 48383742), (440, 46184481), (462, 43985220), (495, 41052872), (504, 40319785), (548, 37082430), (616, 32988915), (630, 32255828), (660, 30789654), (685, 29665944), (693, 29323480), (770, 26391132), (792, 25658045), (822, 24721620), (840, 24191871), (924, 21992610), (959, 21189960), (990, 20526436), (1096, 18541215), (1155, 17594088), (1233, 16481080), (1260, 16127914), (1320, 15394827), (1370, 14832972), (1386, 14661740), (1507, 13484520), (1540, 13195566), (1644, 12360810), (1848, 10996305), (1918, 10594980), (1980, 10263218), (2055, 9888648), (2310, 8797044), (2466, 8240540), (2520, 8063957), (2740, 7416486), (2772, 7330870), (2877, 7063320), (3014, 6742260), (3080, 6597783), (3288, 6180405), (3465, 5864696), (3836, 5297490), (3960, 5131609), (4110, 4944324), (4521, 4494840), (4620, 4398522), (4795, 4237992), (4932, 4120270), (5351, 3797640), (5480, 3708243), (5544, 3665435), (5754, 3531660), (6028, 3371130), (6165, 3296216), (6930, 2932348), (7535, 2696904), (7672, 2648745), (8220, 2472162), (8631, 2354440), (9042, 2247420), (9240, 2199261), (9590, 2118996), (9864, 2060135), (10549, 1926360), (10702, 1898820), (11508, 1765830), (12056, 1685565), (12330, 1648108), (13563, 1498280), (13860, 1466174), (14385, 1412664), (15070, 1348452), (16053, 1265880), (16440, 1236081), (17262, 1177220), (18084, 1123710), (19180, 1059498), (21098, 963180), (21404, 949410), (22605, 898968), (23016, 882915), (24660, 824054), (26755, 759528), (27126, 749140), (27720, 733087), (28770, 706332), (30140, 674226), (31647, 642120), (32106, 632940), (34524, 588610), (36168, 561855), (37457, 542520), (38360, 529749), (42196, 481590), (42808, 474705), (43155, 470888), (45210, 449484), (48159, 421960), (49320, 412027), (52745, 385272), (53510, 379764), (54252, 374570), (57540, 353166), (58861, 345240), (60280, 337113), (63294, 321060), (64212, 316470), (67815, 299656), (69048, 294305), (74914, 271260), (80265, 253176), (84392, 240795), (86310, 235444), (90420, 224742), (94941, 214040), (96318, 210980), (105490, 192636), (107020, 189882), (108504, 187285), (112371, 180840), (115080, 176583), (117722, 172620), (126588, 160530), (128424, 158235), (135630, 149828)]