78332160

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{20399}}^1$

素因数の和:20423

約数の個数: 72

約数和(自身を含む): 250185600

約数和(自身を除く): 171853440

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, 20399, 40798, 61197, 81596, 101995, 122394, 163192, 203990, 244788, 305985, 326384, 407980, 489576, 611970, 652768, 815960, 979152, 1223940, 1305536, 1631920, 1958304, 2447880, 2611072, 3263840, 3916608, 4895760, 5222144, 6527680, 7833216, 9791520, 13055360, 15666432, 19583040, 26110720, 39166080, 78332160]

約数ペア:

[(1, 78332160), (2, 39166080), (3, 26110720), (4, 19583040), (5, 15666432), (6, 13055360), (8, 9791520), (10, 7833216), (12, 6527680), (15, 5222144), (16, 4895760), (20, 3916608), (24, 3263840), (30, 2611072), (32, 2447880), (40, 1958304), (48, 1631920), (60, 1305536), (64, 1223940), (80, 979152), (96, 815960), (120, 652768), (128, 611970), (160, 489576), (192, 407980), (240, 326384), (256, 305985), (320, 244788), (384, 203990), (480, 163192), (640, 122394), (768, 101995), (960, 81596), (1280, 61197), (1920, 40798), (3840, 20399)]