154787580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{4751}}^1$

素因数の和:4947

約数の個数: 72

約数和(自身を含む): 472215744

約数和(自身を除く): 317428164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 181, 362, 543, 724, 905, 1086, 1629, 1810, 2172, 2715, 3258, 3620, 4751, 5430, 6516, 8145, 9502, 10860, 14253, 16290, 19004, 23755, 28506, 32580, 42759, 47510, 57012, 71265, 85518, 95020, 142530, 171036, 213795, 285060, 427590, 855180, 859931, 1719862, 2579793, 3439724, 4299655, 5159586, 7739379, 8599310, 10319172, 12898965, 15478758, 17198620, 25797930, 30957516, 38696895, 51595860, 77393790, 154787580]

約数ペア:

[(1, 154787580), (2, 77393790), (3, 51595860), (4, 38696895), (5, 30957516), (6, 25797930), (9, 17198620), (10, 15478758), (12, 12898965), (15, 10319172), (18, 8599310), (20, 7739379), (30, 5159586), (36, 4299655), (45, 3439724), (60, 2579793), (90, 1719862), (180, 859931), (181, 855180), (362, 427590), (543, 285060), (724, 213795), (905, 171036), (1086, 142530), (1629, 95020), (1810, 85518), (2172, 71265), (2715, 57012), (3258, 47510), (3620, 42759), (4751, 32580), (5430, 28506), (6516, 23755), (8145, 19004), (9502, 16290), (10860, 14253)]