180753040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{1151}}^1$

素因数の和:1328

約数の個数: 80

約数和(自身を含む): 455970816

約数和(自身を除く): 275217776

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 151, 208, 260, 302, 520, 604, 755, 1040, 1151, 1208, 1510, 1963, 2302, 2416, 3020, 3926, 4604, 5755, 6040, 7852, 9208, 9815, 11510, 12080, 14963, 15704, 18416, 19630, 23020, 29926, 31408, 39260, 46040, 59852, 74815, 78520, 92080, 119704, 149630, 157040, 173801, 239408, 299260, 347602, 598520, 695204, 869005, 1197040, 1390408, 1738010, 2259413, 2780816, 3476020, 4518826, 6952040, 9037652, 11297065, 13904080, 18075304, 22594130, 36150608, 45188260, 90376520, 180753040]

約数ペア:

[(1, 180753040), (2, 90376520), (4, 45188260), (5, 36150608), (8, 22594130), (10, 18075304), (13, 13904080), (16, 11297065), (20, 9037652), (26, 6952040), (40, 4518826), (52, 3476020), (65, 2780816), (80, 2259413), (104, 1738010), (130, 1390408), (151, 1197040), (208, 869005), (260, 695204), (302, 598520), (520, 347602), (604, 299260), (755, 239408), (1040, 173801), (1151, 157040), (1208, 149630), (1510, 119704), (1963, 92080), (2302, 78520), (2416, 74815), (3020, 59852), (3926, 46040), (4604, 39260), (5755, 31408), (6040, 29926), (7852, 23020), (9208, 19630), (9815, 18416), (11510, 15704), (12080, 14963)]