289142720

素因数分解:

$2^6\times 5^1\times {\mathrm{269}}^1\times {\mathrm{3359}}^1$

素因数の和:3645

約数の個数: 56

約数和(自身を含む): 691286400

約数和(自身を除く): 402143680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 269, 320, 538, 1076, 1345, 2152, 2690, 3359, 4304, 5380, 6718, 8608, 10760, 13436, 16795, 17216, 21520, 26872, 33590, 43040, 53744, 67180, 86080, 107488, 134360, 214976, 268720, 537440, 903571, 1074880, 1807142, 3614284, 4517855, 7228568, 9035710, 14457136, 18071420, 28914272, 36142840, 57828544, 72285680, 144571360, 289142720]

約数ペア:

[(1, 289142720), (2, 144571360), (4, 72285680), (5, 57828544), (8, 36142840), (10, 28914272), (16, 18071420), (20, 14457136), (32, 9035710), (40, 7228568), (64, 4517855), (80, 3614284), (160, 1807142), (269, 1074880), (320, 903571), (538, 537440), (1076, 268720), (1345, 214976), (2152, 134360), (2690, 107488), (3359, 86080), (4304, 67180), (5380, 53744), (6718, 43040), (8608, 33590), (10760, 26872), (13436, 21520), (16795, 17216)]