64991970

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:182

約数の個数: 160

約数和(自身を含む): 190270080

約数和(自身を除く): 125278110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 41, 45, 54, 57, 81, 82, 90, 95, 103, 114, 123, 135, 162, 171, 190, 205, 206, 246, 270, 285, 309, 342, 369, 405, 410, 513, 515, 570, 615, 618, 738, 779, 810, 855, 927, 1026, 1030, 1107, 1230, 1539, 1545, 1558, 1710, 1845, 1854, 1957, 2214, 2337, 2565, 2781, 3078, 3090, 3321, 3690, 3895, 3914, 4223, 4635, 4674, 5130, 5535, 5562, 5871, 6642, 7011, 7695, 7790, 8343, 8446, 9270, 9785, 11070, 11685, 11742, 12669, 13905, 14022, 15390, 16605, 16686, 17613, 19570, 21033, 21115, 23370, 25338, 27810, 29355, 33210, 35055, 35226, 38007, 41715, 42066, 42230, 52839, 58710, 63099, 63345, 70110, 76014, 80237, 83430, 88065, 105165, 105678, 114021, 126198, 126690, 158517, 160474, 176130, 190035, 210330, 228042, 240711, 264195, 315495, 317034, 342063, 380070, 401185, 481422, 528390, 570105, 630990, 684126, 722133, 792585, 802370, 1140210, 1203555, 1444266, 1585170, 1710315, 2166399, 2407110, 3420630, 3610665, 4332798, 6499197, 7221330, 10831995, 12998394, 21663990, 32495985, 64991970]

約数ペア:

[(1, 64991970), (2, 32495985), (3, 21663990), (5, 12998394), (6, 10831995), (9, 7221330), (10, 6499197), (15, 4332798), (18, 3610665), (19, 3420630), (27, 2407110), (30, 2166399), (38, 1710315), (41, 1585170), (45, 1444266), (54, 1203555), (57, 1140210), (81, 802370), (82, 792585), (90, 722133), (95, 684126), (103, 630990), (114, 570105), (123, 528390), (135, 481422), (162, 401185), (171, 380070), (190, 342063), (205, 317034), (206, 315495), (246, 264195), (270, 240711), (285, 228042), (309, 210330), (342, 190035), (369, 176130), (405, 160474), (410, 158517), (513, 126690), (515, 126198), (570, 114021), (615, 105678), (618, 105165), (738, 88065), (779, 83430), (810, 80237), (855, 76014), (927, 70110), (1026, 63345), (1030, 63099), (1107, 58710), (1230, 52839), (1539, 42230), (1545, 42066), (1558, 41715), (1710, 38007), (1845, 35226), (1854, 35055), (1957, 33210), (2214, 29355), (2337, 27810), (2565, 25338), (2781, 23370), (3078, 21115), (3090, 21033), (3321, 19570), (3690, 17613), (3895, 16686), (3914, 16605), (4223, 15390), (4635, 14022), (4674, 13905), (5130, 12669), (5535, 11742), (5562, 11685), (5871, 11070), (6642, 9785), (7011, 9270), (7695, 8446), (7790, 8343)]