12270675

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 21824000

約数和(自身を除く): 9553325

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 79, 95, 109, 237, 285, 327, 395, 475, 545, 1185, 1425, 1501, 1635, 1975, 2071, 2725, 4503, 5925, 6213, 7505, 8175, 8611, 10355, 22515, 25833, 31065, 37525, 43055, 51775, 112575, 129165, 155325, 163609, 215275, 490827, 645825, 818045, 2454135, 4090225, 12270675]

約数ペア:

[(1, 12270675), (3, 4090225), (5, 2454135), (15, 818045), (19, 645825), (25, 490827), (57, 215275), (75, 163609), (79, 155325), (95, 129165), (109, 112575), (237, 51775), (285, 43055), (327, 37525), (395, 31065), (475, 25833), (545, 22515), (1185, 10355), (1425, 8611), (1501, 8175), (1635, 7505), (1975, 6213), (2071, 5925), (2725, 4503)]