74535720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{997}}^1$

素因数の和:1107

約数の個数: 128

約数和(自身を含む): 258681600

約数和(自身を除く): 184145880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 89, 105, 120, 140, 168, 178, 210, 267, 280, 356, 420, 445, 534, 623, 712, 840, 890, 997, 1068, 1246, 1335, 1780, 1869, 1994, 2136, 2492, 2670, 2991, 3115, 3560, 3738, 3988, 4984, 4985, 5340, 5982, 6230, 6979, 7476, 7976, 9345, 9970, 10680, 11964, 12460, 13958, 14952, 14955, 18690, 19940, 20937, 23928, 24920, 27916, 29910, 34895, 37380, 39880, 41874, 55832, 59820, 69790, 74760, 83748, 88733, 104685, 119640, 139580, 167496, 177466, 209370, 266199, 279160, 354932, 418740, 443665, 532398, 621131, 709864, 837480, 887330, 1064796, 1242262, 1330995, 1774660, 1863393, 2129592, 2484524, 2661990, 3105655, 3549320, 3726786, 4969048, 5323980, 6211310, 7453572, 9316965, 10647960, 12422620, 14907144, 18633930, 24845240, 37267860, 74535720]

約数ペア:

[(1, 74535720), (2, 37267860), (3, 24845240), (4, 18633930), (5, 14907144), (6, 12422620), (7, 10647960), (8, 9316965), (10, 7453572), (12, 6211310), (14, 5323980), (15, 4969048), (20, 3726786), (21, 3549320), (24, 3105655), (28, 2661990), (30, 2484524), (35, 2129592), (40, 1863393), (42, 1774660), (56, 1330995), (60, 1242262), (70, 1064796), (84, 887330), (89, 837480), (105, 709864), (120, 621131), (140, 532398), (168, 443665), (178, 418740), (210, 354932), (267, 279160), (280, 266199), (356, 209370), (420, 177466), (445, 167496), (534, 139580), (623, 119640), (712, 104685), (840, 88733), (890, 83748), (997, 74760), (1068, 69790), (1246, 59820), (1335, 55832), (1780, 41874), (1869, 39880), (1994, 37380), (2136, 34895), (2492, 29910), (2670, 27916), (2991, 24920), (3115, 23928), (3560, 20937), (3738, 19940), (3988, 18690), (4984, 14955), (4985, 14952), (5340, 13958), (5982, 12460), (6230, 11964), (6979, 10680), (7476, 9970), (7976, 9345)]