74436040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:239

約数の個数: 128

約数和(自身を含む): 202176000

約数和(自身を除く): 127739960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 89, 103, 116, 140, 145, 178, 203, 206, 232, 280, 290, 356, 406, 412, 445, 515, 580, 623, 712, 721, 812, 824, 890, 1015, 1030, 1160, 1246, 1442, 1624, 1780, 2030, 2060, 2492, 2581, 2884, 2987, 3115, 3560, 3605, 4060, 4120, 4984, 5162, 5768, 5974, 6230, 7210, 8120, 9167, 10324, 11948, 12460, 12905, 14420, 14935, 18067, 18334, 20648, 20909, 23896, 24920, 25810, 28840, 29870, 36134, 36668, 41818, 45835, 51620, 59740, 64169, 72268, 73336, 83636, 90335, 91670, 103240, 104545, 119480, 128338, 144536, 167272, 180670, 183340, 209090, 256676, 265843, 320845, 361340, 366680, 418180, 513352, 531686, 641690, 722680, 836360, 1063372, 1283380, 1329215, 1860901, 2126744, 2566760, 2658430, 3721802, 5316860, 7443604, 9304505, 10633720, 14887208, 18609010, 37218020, 74436040]

約数ペア:

[(1, 74436040), (2, 37218020), (4, 18609010), (5, 14887208), (7, 10633720), (8, 9304505), (10, 7443604), (14, 5316860), (20, 3721802), (28, 2658430), (29, 2566760), (35, 2126744), (40, 1860901), (56, 1329215), (58, 1283380), (70, 1063372), (89, 836360), (103, 722680), (116, 641690), (140, 531686), (145, 513352), (178, 418180), (203, 366680), (206, 361340), (232, 320845), (280, 265843), (290, 256676), (356, 209090), (406, 183340), (412, 180670), (445, 167272), (515, 144536), (580, 128338), (623, 119480), (712, 104545), (721, 103240), (812, 91670), (824, 90335), (890, 83636), (1015, 73336), (1030, 72268), (1160, 64169), (1246, 59740), (1442, 51620), (1624, 45835), (1780, 41818), (2030, 36668), (2060, 36134), (2492, 29870), (2581, 28840), (2884, 25810), (2987, 24920), (3115, 23896), (3560, 20909), (3605, 20648), (4060, 18334), (4120, 18067), (4984, 14935), (5162, 14420), (5768, 12905), (5974, 12460), (6230, 11948), (7210, 10324), (8120, 9167)]