211895360

素因数分解:

$2^6\times 5^1\times {\mathrm{499}}^1\times {\mathrm{1327}}^1$

素因数の和:1843

約数の個数: 56

約数和(自身を含む): 505968000

約数和(自身を除く): 294072640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 499, 998, 1327, 1996, 2495, 2654, 3992, 4990, 5308, 6635, 7984, 9980, 10616, 13270, 15968, 19960, 21232, 26540, 31936, 39920, 42464, 53080, 79840, 84928, 106160, 159680, 212320, 424640, 662173, 1324346, 2648692, 3310865, 5297384, 6621730, 10594768, 13243460, 21189536, 26486920, 42379072, 52973840, 105947680, 211895360]

約数ペア:

[(1, 211895360), (2, 105947680), (4, 52973840), (5, 42379072), (8, 26486920), (10, 21189536), (16, 13243460), (20, 10594768), (32, 6621730), (40, 5297384), (64, 3310865), (80, 2648692), (160, 1324346), (320, 662173), (499, 424640), (998, 212320), (1327, 159680), (1996, 106160), (2495, 84928), (2654, 79840), (3992, 53080), (4990, 42464), (5308, 39920), (6635, 31936), (7984, 26540), (9980, 21232), (10616, 19960), (13270, 15968)]