8880990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:305

約数の個数: 64

約数和(自身を含む): 22712832

約数和(自身を除く): 13831842

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 61, 69, 115, 122, 138, 183, 211, 230, 305, 345, 366, 422, 610, 633, 690, 915, 1055, 1266, 1403, 1830, 2110, 2806, 3165, 4209, 4853, 6330, 7015, 8418, 9706, 12871, 14030, 14559, 21045, 24265, 25742, 29118, 38613, 42090, 48530, 64355, 72795, 77226, 128710, 145590, 193065, 296033, 386130, 592066, 888099, 1480165, 1776198, 2960330, 4440495, 8880990]

約数ペア:

[(1, 8880990), (2, 4440495), (3, 2960330), (5, 1776198), (6, 1480165), (10, 888099), (15, 592066), (23, 386130), (30, 296033), (46, 193065), (61, 145590), (69, 128710), (115, 77226), (122, 72795), (138, 64355), (183, 48530), (211, 42090), (230, 38613), (305, 29118), (345, 25742), (366, 24265), (422, 21045), (610, 14559), (633, 14030), (690, 12871), (915, 9706), (1055, 8418), (1266, 7015), (1403, 6330), (1830, 4853), (2110, 4209), (2806, 3165)]