2180415540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^2\times {\mathrm{16451}}^1$

素因数の和:16557

約数の個数: 72

約数和(自身を含む): 6238203552

約数和(自身を除く): 4057788012

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1410, 2209, 2820, 4418, 6627, 8836, 11045, 13254, 16451, 22090, 26508, 32902, 33135, 44180, 49353, 65804, 66270, 82255, 98706, 132540, 164510, 197412, 246765, 329020, 493530, 773197, 987060, 1546394, 2319591, 3092788, 3865985, 4639182, 7731970, 9278364, 11597955, 15463940, 23195910, 36340259, 46391820, 72680518, 109020777, 145361036, 181701295, 218041554, 363402590, 436083108, 545103885, 726805180, 1090207770, 2180415540]

約数ペア:

[(1, 2180415540), (2, 1090207770), (3, 726805180), (4, 545103885), (5, 436083108), (6, 363402590), (10, 218041554), (12, 181701295), (15, 145361036), (20, 109020777), (30, 72680518), (47, 46391820), (60, 36340259), (94, 23195910), (141, 15463940), (188, 11597955), (235, 9278364), (282, 7731970), (470, 4639182), (564, 3865985), (705, 3092788), (940, 2319591), (1410, 1546394), (2209, 987060), (2820, 773197), (4418, 493530), (6627, 329020), (8836, 246765), (11045, 197412), (13254, 164510), (16451, 132540), (22090, 98706), (26508, 82255), (32902, 66270), (33135, 65804), (44180, 49353)]