676689440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{241}}^1$

素因数の和:395

約数の個数: 192

約数和(自身を含む): 1931973120

約数和(自身を除く): 1255283680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 70, 80, 92, 109, 112, 115, 140, 160, 161, 184, 218, 224, 230, 241, 280, 322, 368, 436, 460, 482, 545, 560, 644, 736, 763, 805, 872, 920, 964, 1090, 1120, 1205, 1288, 1526, 1610, 1687, 1744, 1840, 1928, 2180, 2410, 2507, 2576, 3052, 3220, 3374, 3488, 3680, 3815, 3856, 4360, 4820, 5014, 5152, 5543, 6104, 6440, 6748, 7630, 7712, 8435, 8720, 9640, 10028, 11086, 12208, 12535, 12880, 13496, 15260, 16870, 17440, 17549, 19280, 20056, 22172, 24416, 25070, 25760, 26269, 26992, 27715, 30520, 33740, 35098, 38560, 38801, 40112, 44344, 50140, 52538, 53984, 55430, 61040, 67480, 70196, 77602, 80224, 87745, 88688, 100280, 105076, 110860, 122080, 131345, 134960, 140392, 155204, 175490, 177376, 183883, 194005, 200560, 210152, 221720, 262690, 269920, 280784, 310408, 350980, 367766, 388010, 401120, 420304, 443440, 525380, 561568, 604187, 620816, 701960, 735532, 776020, 840608, 886880, 919415, 1050760, 1208374, 1241632, 1403920, 1471064, 1552040, 1838830, 2101520, 2416748, 2807840, 2942128, 3020935, 3104080, 3677660, 4203040, 4229309, 4833496, 5884256, 6041870, 6208160, 7355320, 8458618, 9666992, 12083740, 14710640, 16917236, 19333984, 21146545, 24167480, 29421280, 33834472, 42293090, 48334960, 67668944, 84586180, 96669920, 135337888, 169172360, 338344720, 676689440]

約数ペア:

[(1, 676689440), (2, 338344720), (4, 169172360), (5, 135337888), (7, 96669920), (8, 84586180), (10, 67668944), (14, 48334960), (16, 42293090), (20, 33834472), (23, 29421280), (28, 24167480), (32, 21146545), (35, 19333984), (40, 16917236), (46, 14710640), (56, 12083740), (70, 9666992), (80, 8458618), (92, 7355320), (109, 6208160), (112, 6041870), (115, 5884256), (140, 4833496), (160, 4229309), (161, 4203040), (184, 3677660), (218, 3104080), (224, 3020935), (230, 2942128), (241, 2807840), (280, 2416748), (322, 2101520), (368, 1838830), (436, 1552040), (460, 1471064), (482, 1403920), (545, 1241632), (560, 1208374), (644, 1050760), (736, 919415), (763, 886880), (805, 840608), (872, 776020), (920, 735532), (964, 701960), (1090, 620816), (1120, 604187), (1205, 561568), (1288, 525380), (1526, 443440), (1610, 420304), (1687, 401120), (1744, 388010), (1840, 367766), (1928, 350980), (2180, 310408), (2410, 280784), (2507, 269920), (2576, 262690), (3052, 221720), (3220, 210152), (3374, 200560), (3488, 194005), (3680, 183883), (3815, 177376), (3856, 175490), (4360, 155204), (4820, 140392), (5014, 134960), (5152, 131345), (5543, 122080), (6104, 110860), (6440, 105076), (6748, 100280), (7630, 88688), (7712, 87745), (8435, 80224), (8720, 77602), (9640, 70196), (10028, 67480), (11086, 61040), (12208, 55430), (12535, 53984), (12880, 52538), (13496, 50140), (15260, 44344), (16870, 40112), (17440, 38801), (17549, 38560), (19280, 35098), (20056, 33740), (22172, 30520), (24416, 27715), (25070, 26992), (25760, 26269)]