440540490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{27551}}^1$

素因数の和:27615

約数の個数: 64

約数和(自身を含む): 1166441472

約数和(自身を除く): 725900982

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 41, 65, 78, 82, 123, 130, 195, 205, 246, 390, 410, 533, 615, 1066, 1230, 1599, 2665, 3198, 5330, 7995, 15990, 27551, 55102, 82653, 137755, 165306, 275510, 358163, 413265, 716326, 826530, 1074489, 1129591, 1790815, 2148978, 2259182, 3388773, 3581630, 5372445, 5647955, 6777546, 10744890, 11295910, 14684683, 16943865, 29369366, 33887730, 44054049, 73423415, 88108098, 146846830, 220270245, 440540490]

約数ペア:

[(1, 440540490), (2, 220270245), (3, 146846830), (5, 88108098), (6, 73423415), (10, 44054049), (13, 33887730), (15, 29369366), (26, 16943865), (30, 14684683), (39, 11295910), (41, 10744890), (65, 6777546), (78, 5647955), (82, 5372445), (123, 3581630), (130, 3388773), (195, 2259182), (205, 2148978), (246, 1790815), (390, 1129591), (410, 1074489), (533, 826530), (615, 716326), (1066, 413265), (1230, 358163), (1599, 275510), (2665, 165306), (3198, 137755), (5330, 82653), (7995, 55102), (15990, 27551)]