72451260

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{6389}}^1$

素因数の和:6417

約数の個数: 120

約数和(自身を含む): 259791840

約数和(自身を除く): 187340580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 6389, 11340, 12778, 19167, 25556, 31945, 38334, 44723, 57501, 63890, 76668, 89446, 95835, 115002, 127780, 134169, 172503, 178892, 191670, 223615, 230004, 268338, 287505, 345006, 383340, 402507, 447230, 517509, 536676, 575010, 670845, 690012, 805014, 862515, 894460, 1035018, 1150020, 1207521, 1341690, 1610028, 1725030, 2012535, 2070036, 2415042, 2587545, 2683380, 3450060, 3622563, 4025070, 4830084, 5175090, 6037605, 7245126, 8050140, 10350180, 12075210, 14490252, 18112815, 24150420, 36225630, 72451260]

約数ペア:

[(1, 72451260), (2, 36225630), (3, 24150420), (4, 18112815), (5, 14490252), (6, 12075210), (7, 10350180), (9, 8050140), (10, 7245126), (12, 6037605), (14, 5175090), (15, 4830084), (18, 4025070), (20, 3622563), (21, 3450060), (27, 2683380), (28, 2587545), (30, 2415042), (35, 2070036), (36, 2012535), (42, 1725030), (45, 1610028), (54, 1341690), (60, 1207521), (63, 1150020), (70, 1035018), (81, 894460), (84, 862515), (90, 805014), (105, 690012), (108, 670845), (126, 575010), (135, 536676), (140, 517509), (162, 447230), (180, 402507), (189, 383340), (210, 345006), (252, 287505), (270, 268338), (315, 230004), (324, 223615), (378, 191670), (405, 178892), (420, 172503), (540, 134169), (567, 127780), (630, 115002), (756, 95835), (810, 89446), (945, 76668), (1134, 63890), (1260, 57501), (1620, 44723), (1890, 38334), (2268, 31945), (2835, 25556), (3780, 19167), (5670, 12778), (6389, 11340)]