645876480

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{168197}}^1$

素因数の和:168221

約数の個数: 72

約数和(自身を含む): 2062780272

約数和(自身を除く): 1416903792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 168197, 336394, 504591, 672788, 840985, 1009182, 1345576, 1681970, 2018364, 2522955, 2691152, 3363940, 4036728, 5045910, 5382304, 6727880, 8073456, 10091820, 10764608, 13455760, 16146912, 20183640, 21529216, 26911520, 32293824, 40367280, 43058432, 53823040, 64587648, 80734560, 107646080, 129175296, 161469120, 215292160, 322938240, 645876480]

約数ペア:

[(1, 645876480), (2, 322938240), (3, 215292160), (4, 161469120), (5, 129175296), (6, 107646080), (8, 80734560), (10, 64587648), (12, 53823040), (15, 43058432), (16, 40367280), (20, 32293824), (24, 26911520), (30, 21529216), (32, 20183640), (40, 16146912), (48, 13455760), (60, 10764608), (64, 10091820), (80, 8073456), (96, 6727880), (120, 5382304), (128, 5045910), (160, 4036728), (192, 3363940), (240, 2691152), (256, 2522955), (320, 2018364), (384, 1681970), (480, 1345576), (640, 1009182), (768, 840985), (960, 672788), (1280, 504591), (1920, 336394), (3840, 168197)]