172371540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{261169}}^1$

素因数の和:261192

約数の個数: 48

約数和(自身を含む): 526518720

約数和(自身を除く): 354147180

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 261169, 522338, 783507, 1044676, 1305845, 1567014, 2611690, 2872859, 3134028, 3917535, 5223380, 5745718, 7835070, 8618577, 11491436, 14364295, 15670140, 17237154, 28728590, 34474308, 43092885, 57457180, 86185770, 172371540]

約数ペア:

[(1, 172371540), (2, 86185770), (3, 57457180), (4, 43092885), (5, 34474308), (6, 28728590), (10, 17237154), (11, 15670140), (12, 14364295), (15, 11491436), (20, 8618577), (22, 7835070), (30, 5745718), (33, 5223380), (44, 3917535), (55, 3134028), (60, 2872859), (66, 2611690), (110, 1567014), (132, 1305845), (165, 1044676), (220, 783507), (330, 522338), (660, 261169)]