211683640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{3583}}^1$

素因数の和:3812

約数の個数: 64

約数和(自身を含む): 547061760

約数和(自身を除く): 335378120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 211, 280, 422, 844, 1055, 1477, 1688, 2110, 2954, 3583, 4220, 5908, 7166, 7385, 8440, 11816, 14332, 14770, 17915, 25081, 28664, 29540, 35830, 50162, 59080, 71660, 100324, 125405, 143320, 200648, 250810, 501620, 756013, 1003240, 1512026, 3024052, 3780065, 5292091, 6048104, 7560130, 10584182, 15120260, 21168364, 26460455, 30240520, 42336728, 52920910, 105841820, 211683640]

約数ペア:

[(1, 211683640), (2, 105841820), (4, 52920910), (5, 42336728), (7, 30240520), (8, 26460455), (10, 21168364), (14, 15120260), (20, 10584182), (28, 7560130), (35, 6048104), (40, 5292091), (56, 3780065), (70, 3024052), (140, 1512026), (211, 1003240), (280, 756013), (422, 501620), (844, 250810), (1055, 200648), (1477, 143320), (1688, 125405), (2110, 100324), (2954, 71660), (3583, 59080), (4220, 50162), (5908, 35830), (7166, 29540), (7385, 28664), (8440, 25081), (11816, 17915), (14332, 14770)]