221489220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{13723}}^1$

素因数の和:14004

約数の個数: 48

約数和(自身を含む): 622520640

約数和(自身を除く): 401031420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 269, 538, 807, 1076, 1345, 1614, 2690, 3228, 4035, 5380, 8070, 13723, 16140, 27446, 41169, 54892, 68615, 82338, 137230, 164676, 205845, 274460, 411690, 823380, 3691487, 7382974, 11074461, 14765948, 18457435, 22148922, 36914870, 44297844, 55372305, 73829740, 110744610, 221489220]

約数ペア:

[(1, 221489220), (2, 110744610), (3, 73829740), (4, 55372305), (5, 44297844), (6, 36914870), (10, 22148922), (12, 18457435), (15, 14765948), (20, 11074461), (30, 7382974), (60, 3691487), (269, 823380), (538, 411690), (807, 274460), (1076, 205845), (1345, 164676), (1614, 137230), (2690, 82338), (3228, 68615), (4035, 54892), (5380, 41169), (8070, 27446), (13723, 16140)]