20213872560

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{1777}}^1$

素因数の和:1901

約数の個数: 480

約数和(自身を含む): 81031396992

約数和(自身を除く): 60817524432

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 37, 40, 42, 45, 48, 56, 60, 61, 63, 70, 72, 74, 80, 84, 90, 105, 111, 112, 120, 122, 126, 140, 144, 148, 168, 180, 183, 185, 210, 222, 240, 244, 252, 259, 280, 296, 305, 315, 333, 336, 360, 366, 370, 420, 427, 444, 488, 504, 518, 549, 555, 560, 592, 610, 630, 666, 720, 732, 740, 777, 840, 854, 888, 915, 976, 1008, 1036, 1098, 1110, 1220, 1260, 1281, 1295, 1332, 1464, 1480, 1554, 1665, 1680, 1708, 1776, 1777, 1830, 2072, 2135, 2196, 2220, 2257, 2331, 2440, 2520, 2562, 2590, 2664, 2745, 2928, 2960, 3108, 3330, 3416, 3554, 3660, 3843, 3885, 4144, 4270, 4392, 4440, 4514, 4662, 4880, 5040, 5124, 5180, 5328, 5331, 5490, 6216, 6405, 6660, 6771, 6832, 7108, 7320, 7686, 7770, 8540, 8784, 8880, 8885, 9028, 9324, 10248, 10360, 10662, 10980, 11285, 11655, 12432, 12439, 12810, 13320, 13542, 14216, 14640, 15372, 15540, 15799, 15993, 17080, 17770, 18056, 18648, 19215, 20313, 20496, 20720, 21324, 21960, 22570, 23310, 24878, 25620, 26640, 26655, 27084, 28432, 30744, 31080, 31598, 31986, 33855, 34160, 35540, 36112, 37296, 37317, 38430, 40626, 42648, 43920, 45140, 46620, 47397, 49756, 51240, 53310, 54168, 61488, 62160, 62195, 63196, 63972, 65749, 67710, 71080, 74634, 76860, 78995, 79965, 81252, 85296, 90280, 93240, 94794, 99512, 101565, 102480, 106620, 108336, 108397, 111951, 124390, 126392, 127944, 131498, 135420, 142160, 142191, 149268, 153720, 157990, 159930, 162504, 180560, 186480, 186585, 189588, 197247, 199024, 203130, 213240, 216794, 223902, 236985, 248780, 252784, 255888, 262996, 270840, 284382, 298536, 307440, 315980, 319860, 325008, 325191, 328745, 373170, 379176, 394494, 406260, 426480, 433588, 447804, 460243, 473970, 497560, 525992, 541680, 541985, 559755, 568764, 591741, 597072, 631960, 639720, 650382, 657490, 710955, 746340, 758352, 758779, 788988, 812520, 867176, 895608, 920486, 947940, 975573, 986235, 995120, 1051984, 1083970, 1119510, 1137528, 1183482, 1263920, 1279440, 1300764, 1314980, 1380729, 1421910, 1492680, 1517558, 1577976, 1625040, 1625955, 1734352, 1791216, 1840972, 1895880, 1951146, 1972470, 2167940, 2239020, 2275056, 2276337, 2301215, 2366964, 2601528, 2629960, 2761458, 2843820, 2958705, 2985360, 3035116, 3155952, 3251910, 3681944, 3791760, 3793895, 3902292, 3944940, 4010689, 4142187, 4335880, 4478040, 4552674, 4602430, 4733928, 4877865, 5203056, 5259920, 5522916, 5687640, 5917410, 6070232, 6503820, 6829011, 6903645, 7363888, 7587790, 7804584, 7889880, 8021378, 8284374, 8671760, 8956080, 9105348, 9204860, 9467856, 9755730, 11045832, 11375280, 11381685, 11834820, 12032067, 12140464, 13007640, 13658022, 13807290, 15175580, 15609168, 15779760, 16042756, 16568748, 18210696, 18409720, 19511460, 20053445, 20710935, 22091664, 22763370, 23669640, 24064134, 26015280, 27316044, 27614580, 28074823, 30351160, 32085512, 33137496, 34145055, 36096201, 36421392, 36819440, 39022920, 40106890, 41421870, 45526740, 47339280, 48128268, 54632088, 55229160, 56149646, 60160335, 60702320, 64171024, 66274992, 68290110, 72192402, 78045840, 80213780, 82843740, 84224469, 91053480, 96256536, 109264176, 110458320, 112299292, 120320670, 136580220, 140374115, 144384804, 160427560, 165687480, 168448938, 180481005, 182106960, 192513072, 224598584, 240641340, 252673407, 273160440, 280748230, 288769608, 320855120, 331374960, 336897876, 360962010, 421122345, 449197168, 481282680, 505346814, 546320880, 561496460, 577539216, 673795752, 721924020, 842244690, 962565360, 1010693628, 1122992920, 1263367035, 1347591504, 1443848040, 1684489380, 2021387256, 2245985840, 2526734070, 2887696080, 3368978760, 4042774512, 5053468140, 6737957520, 10106936280, 20213872560]

約数ペア:

[(1, 20213872560), (2, 10106936280), (3, 6737957520), (4, 5053468140), (5, 4042774512), (6, 3368978760), (7, 2887696080), (8, 2526734070), (9, 2245985840), (10, 2021387256), (12, 1684489380), (14, 1443848040), (15, 1347591504), (16, 1263367035), (18, 1122992920), (20, 1010693628), (21, 962565360), (24, 842244690), (28, 721924020), (30, 673795752), (35, 577539216), (36, 561496460), (37, 546320880), (40, 505346814), (42, 481282680), (45, 449197168), (48, 421122345), (56, 360962010), (60, 336897876), (61, 331374960), (63, 320855120), (70, 288769608), (72, 280748230), (74, 273160440), (80, 252673407), (84, 240641340), (90, 224598584), (105, 192513072), (111, 182106960), (112, 180481005), (120, 168448938), (122, 165687480), (126, 160427560), (140, 144384804), (144, 140374115), (148, 136580220), (168, 120320670), (180, 112299292), (183, 110458320), (185, 109264176), (210, 96256536), (222, 91053480), (240, 84224469), (244, 82843740), (252, 80213780), (259, 78045840), (280, 72192402), (296, 68290110), (305, 66274992), (315, 64171024), (333, 60702320), (336, 60160335), (360, 56149646), (366, 55229160), (370, 54632088), (420, 48128268), (427, 47339280), (444, 45526740), (488, 41421870), (504, 40106890), (518, 39022920), (549, 36819440), (555, 36421392), (560, 36096201), (592, 34145055), (610, 33137496), (630, 32085512), (666, 30351160), (720, 28074823), (732, 27614580), (740, 27316044), (777, 26015280), (840, 24064134), (854, 23669640), (888, 22763370), (915, 22091664), (976, 20710935), (1008, 20053445), (1036, 19511460), (1098, 18409720), (1110, 18210696), (1220, 16568748), (1260, 16042756), (1281, 15779760), (1295, 15609168), (1332, 15175580), (1464, 13807290), (1480, 13658022), (1554, 13007640), (1665, 12140464), (1680, 12032067), (1708, 11834820), (1776, 11381685), (1777, 11375280), (1830, 11045832), (2072, 9755730), (2135, 9467856), (2196, 9204860), (2220, 9105348), (2257, 8956080), (2331, 8671760), (2440, 8284374), (2520, 8021378), (2562, 7889880), (2590, 7804584), (2664, 7587790), (2745, 7363888), (2928, 6903645), (2960, 6829011), (3108, 6503820), (3330, 6070232), (3416, 5917410), (3554, 5687640), (3660, 5522916), (3843, 5259920), (3885, 5203056), (4144, 4877865), (4270, 4733928), (4392, 4602430), (4440, 4552674), (4514, 4478040), (4662, 4335880), (4880, 4142187), (5040, 4010689), (5124, 3944940), (5180, 3902292), (5328, 3793895), (5331, 3791760), (5490, 3681944), (6216, 3251910), (6405, 3155952), (6660, 3035116), (6771, 2985360), (6832, 2958705), (7108, 2843820), (7320, 2761458), (7686, 2629960), (7770, 2601528), (8540, 2366964), (8784, 2301215), (8880, 2276337), (8885, 2275056), (9028, 2239020), (9324, 2167940), (10248, 1972470), (10360, 1951146), (10662, 1895880), (10980, 1840972), (11285, 1791216), (11655, 1734352), (12432, 1625955), (12439, 1625040), (12810, 1577976), (13320, 1517558), (13542, 1492680), (14216, 1421910), (14640, 1380729), (15372, 1314980), (15540, 1300764), (15799, 1279440), (15993, 1263920), (17080, 1183482), (17770, 1137528), (18056, 1119510), (18648, 1083970), (19215, 1051984), (20313, 995120), (20496, 986235), (20720, 975573), (21324, 947940), (21960, 920486), (22570, 895608), (23310, 867176), (24878, 812520), (25620, 788988), (26640, 758779), (26655, 758352), (27084, 746340), (28432, 710955), (30744, 657490), (31080, 650382), (31598, 639720), (31986, 631960), (33855, 597072), (34160, 591741), (35540, 568764), (36112, 559755), (37296, 541985), (37317, 541680), (38430, 525992), (40626, 497560), (42648, 473970), (43920, 460243), (45140, 447804), (46620, 433588), (47397, 426480), (49756, 406260), (51240, 394494), (53310, 379176), (54168, 373170), (61488, 328745), (62160, 325191), (62195, 325008), (63196, 319860), (63972, 315980), (65749, 307440), (67710, 298536), (71080, 284382), (74634, 270840), (76860, 262996), (78995, 255888), (79965, 252784), (81252, 248780), (85296, 236985), (90280, 223902), (93240, 216794), (94794, 213240), (99512, 203130), (101565, 199024), (102480, 197247), (106620, 189588), (108336, 186585), (108397, 186480), (111951, 180560), (124390, 162504), (126392, 159930), (127944, 157990), (131498, 153720), (135420, 149268), (142160, 142191)]