381632640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1759}}^1$

素因数の和:1894

約数の個数: 128

約数和(自身を含む): 1227916800

約数和(自身を除く): 846284160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 113, 120, 128, 160, 192, 226, 240, 320, 339, 384, 452, 480, 565, 640, 678, 904, 960, 1130, 1356, 1695, 1759, 1808, 1920, 2260, 2712, 3390, 3518, 3616, 4520, 5277, 5424, 6780, 7036, 7232, 8795, 9040, 10554, 10848, 13560, 14072, 14464, 17590, 18080, 21108, 21696, 26385, 27120, 28144, 35180, 36160, 42216, 43392, 52770, 54240, 56288, 70360, 72320, 84432, 105540, 108480, 112576, 140720, 168864, 198767, 211080, 216960, 225152, 281440, 337728, 397534, 422160, 562880, 596301, 675456, 795068, 844320, 993835, 1125760, 1192602, 1590136, 1688640, 1987670, 2385204, 2981505, 3180272, 3377280, 3975340, 4770408, 5963010, 6360544, 7950680, 9540816, 11926020, 12721088, 15901360, 19081632, 23852040, 25442176, 31802720, 38163264, 47704080, 63605440, 76326528, 95408160, 127210880, 190816320, 381632640]

約数ペア:

[(1, 381632640), (2, 190816320), (3, 127210880), (4, 95408160), (5, 76326528), (6, 63605440), (8, 47704080), (10, 38163264), (12, 31802720), (15, 25442176), (16, 23852040), (20, 19081632), (24, 15901360), (30, 12721088), (32, 11926020), (40, 9540816), (48, 7950680), (60, 6360544), (64, 5963010), (80, 4770408), (96, 3975340), (113, 3377280), (120, 3180272), (128, 2981505), (160, 2385204), (192, 1987670), (226, 1688640), (240, 1590136), (320, 1192602), (339, 1125760), (384, 993835), (452, 844320), (480, 795068), (565, 675456), (640, 596301), (678, 562880), (904, 422160), (960, 397534), (1130, 337728), (1356, 281440), (1695, 225152), (1759, 216960), (1808, 211080), (1920, 198767), (2260, 168864), (2712, 140720), (3390, 112576), (3518, 108480), (3616, 105540), (4520, 84432), (5277, 72320), (5424, 70360), (6780, 56288), (7036, 54240), (7232, 52770), (8795, 43392), (9040, 42216), (10554, 36160), (10848, 35180), (13560, 28144), (14072, 27120), (14464, 26385), (17590, 21696), (18080, 21108)]