1520808640

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:391

約数の個数: 224

約数和(自身を含む): 4178442240

約数和(自身を除く): 2657633600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 71, 76, 80, 95, 104, 130, 142, 152, 160, 190, 208, 247, 260, 271, 284, 304, 320, 355, 380, 416, 494, 520, 542, 568, 608, 710, 760, 832, 923, 988, 1040, 1084, 1136, 1216, 1235, 1349, 1355, 1420, 1520, 1846, 1976, 2080, 2168, 2272, 2470, 2698, 2710, 2840, 3040, 3523, 3692, 3952, 4160, 4336, 4544, 4615, 4940, 5149, 5396, 5420, 5680, 6080, 6745, 7046, 7384, 7904, 8672, 9230, 9880, 10298, 10792, 10840, 11360, 13490, 14092, 14768, 15808, 17344, 17537, 17615, 18460, 19241, 19760, 20596, 21584, 21680, 22720, 25745, 26980, 28184, 29536, 35074, 35230, 36920, 38482, 39520, 41192, 43168, 43360, 51490, 53960, 56368, 59072, 66937, 70148, 70460, 73840, 76964, 79040, 82384, 86336, 86720, 87685, 96205, 102980, 107920, 112736, 133874, 140296, 140920, 147680, 153928, 164768, 175370, 192410, 205960, 215840, 225472, 250133, 267748, 280592, 281840, 295360, 307856, 329536, 334685, 350740, 365579, 384820, 411920, 431680, 500266, 535496, 561184, 563680, 615712, 669370, 701480, 731158, 769640, 823840, 1000532, 1070992, 1122368, 1127360, 1231424, 1250665, 1338740, 1402960, 1462316, 1539280, 1647680, 1827895, 2001064, 2141984, 2501330, 2677480, 2805920, 2924632, 3078560, 3655790, 4002128, 4283968, 4752527, 5002660, 5354960, 5611840, 5849264, 6157120, 7311580, 8004256, 9505054, 10005320, 10709920, 11698528, 14623160, 16008512, 19010108, 20010640, 21419840, 23397056, 23762635, 29246320, 38020216, 40021280, 47525270, 58492640, 76040432, 80042560, 95050540, 116985280, 152080864, 190101080, 304161728, 380202160, 760404320, 1520808640]

約数ペア:

[(1, 1520808640), (2, 760404320), (4, 380202160), (5, 304161728), (8, 190101080), (10, 152080864), (13, 116985280), (16, 95050540), (19, 80042560), (20, 76040432), (26, 58492640), (32, 47525270), (38, 40021280), (40, 38020216), (52, 29246320), (64, 23762635), (65, 23397056), (71, 21419840), (76, 20010640), (80, 19010108), (95, 16008512), (104, 14623160), (130, 11698528), (142, 10709920), (152, 10005320), (160, 9505054), (190, 8004256), (208, 7311580), (247, 6157120), (260, 5849264), (271, 5611840), (284, 5354960), (304, 5002660), (320, 4752527), (355, 4283968), (380, 4002128), (416, 3655790), (494, 3078560), (520, 2924632), (542, 2805920), (568, 2677480), (608, 2501330), (710, 2141984), (760, 2001064), (832, 1827895), (923, 1647680), (988, 1539280), (1040, 1462316), (1084, 1402960), (1136, 1338740), (1216, 1250665), (1235, 1231424), (1349, 1127360), (1355, 1122368), (1420, 1070992), (1520, 1000532), (1846, 823840), (1976, 769640), (2080, 731158), (2168, 701480), (2272, 669370), (2470, 615712), (2698, 563680), (2710, 561184), (2840, 535496), (3040, 500266), (3523, 431680), (3692, 411920), (3952, 384820), (4160, 365579), (4336, 350740), (4544, 334685), (4615, 329536), (4940, 307856), (5149, 295360), (5396, 281840), (5420, 280592), (5680, 267748), (6080, 250133), (6745, 225472), (7046, 215840), (7384, 205960), (7904, 192410), (8672, 175370), (9230, 164768), (9880, 153928), (10298, 147680), (10792, 140920), (10840, 140296), (11360, 133874), (13490, 112736), (14092, 107920), (14768, 102980), (15808, 96205), (17344, 87685), (17537, 86720), (17615, 86336), (18460, 82384), (19241, 79040), (19760, 76964), (20596, 73840), (21584, 70460), (21680, 70148), (22720, 66937), (25745, 59072), (26980, 56368), (28184, 53960), (29536, 51490), (35074, 43360), (35230, 43168), (36920, 41192), (38482, 39520)]