144537640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{1163}}^1$

素因数の和:1426

約数の個数: 64

約数和(自身を含む): 351993600

約数和(自身を除く): 207455960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 239, 260, 478, 520, 956, 1163, 1195, 1912, 2326, 2390, 3107, 4652, 4780, 5815, 6214, 9304, 9560, 11630, 12428, 15119, 15535, 23260, 24856, 30238, 31070, 46520, 60476, 62140, 75595, 120952, 124280, 151190, 277957, 302380, 555914, 604760, 1111828, 1389785, 2223656, 2779570, 3613441, 5559140, 7226882, 11118280, 14453764, 18067205, 28907528, 36134410, 72268820, 144537640]

約数ペア:

[(1, 144537640), (2, 72268820), (4, 36134410), (5, 28907528), (8, 18067205), (10, 14453764), (13, 11118280), (20, 7226882), (26, 5559140), (40, 3613441), (52, 2779570), (65, 2223656), (104, 1389785), (130, 1111828), (239, 604760), (260, 555914), (478, 302380), (520, 277957), (956, 151190), (1163, 124280), (1195, 120952), (1912, 75595), (2326, 62140), (2390, 60476), (3107, 46520), (4652, 31070), (4780, 30238), (5815, 24856), (6214, 23260), (9304, 15535), (9560, 15119), (11630, 12428)]