208712760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{8243}}^1$

素因数の和:8468

約数の個数: 64

約数和(自身を含む): 629182080

約数和(自身を除く): 420469320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 211, 422, 633, 844, 1055, 1266, 1688, 2110, 2532, 3165, 4220, 5064, 6330, 8243, 8440, 12660, 16486, 24729, 25320, 32972, 41215, 49458, 65944, 82430, 98916, 123645, 164860, 197832, 247290, 329720, 494580, 989160, 1739273, 3478546, 5217819, 6957092, 8696365, 10435638, 13914184, 17392730, 20871276, 26089095, 34785460, 41742552, 52178190, 69570920, 104356380, 208712760]

約数ペア:

[(1, 208712760), (2, 104356380), (3, 69570920), (4, 52178190), (5, 41742552), (6, 34785460), (8, 26089095), (10, 20871276), (12, 17392730), (15, 13914184), (20, 10435638), (24, 8696365), (30, 6957092), (40, 5217819), (60, 3478546), (120, 1739273), (211, 989160), (422, 494580), (633, 329720), (844, 247290), (1055, 197832), (1266, 164860), (1688, 123645), (2110, 98916), (2532, 82430), (3165, 65944), (4220, 49458), (5064, 41215), (6330, 32972), (8243, 25320), (8440, 24729), (12660, 16486)]