149679640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{2087}}^1$

素因数の和:2272

約数の個数: 64

約数和(自身を含む): 369826560

約数和(自身を除く): 220146920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 163, 220, 326, 440, 652, 815, 1304, 1630, 1793, 2087, 3260, 3586, 4174, 6520, 7172, 8348, 8965, 10435, 14344, 16696, 17930, 20870, 22957, 35860, 41740, 45914, 71720, 83480, 91828, 114785, 183656, 229570, 340181, 459140, 680362, 918280, 1360724, 1700905, 2721448, 3401810, 3741991, 6803620, 7483982, 13607240, 14967964, 18709955, 29935928, 37419910, 74839820, 149679640]

約数ペア:

[(1, 149679640), (2, 74839820), (4, 37419910), (5, 29935928), (8, 18709955), (10, 14967964), (11, 13607240), (20, 7483982), (22, 6803620), (40, 3741991), (44, 3401810), (55, 2721448), (88, 1700905), (110, 1360724), (163, 918280), (220, 680362), (326, 459140), (440, 340181), (652, 229570), (815, 183656), (1304, 114785), (1630, 91828), (1793, 83480), (2087, 71720), (3260, 45914), (3586, 41740), (4174, 35860), (6520, 22957), (7172, 20870), (8348, 17930), (8965, 16696), (10435, 14344)]