30515490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{829}}^1$

素因数の和:1251

約数の個数: 48

約数和(自身を含む): 79630200

約数和(自身を除く): 49114710

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 409, 818, 829, 1227, 1658, 2045, 2454, 2487, 3681, 4090, 4145, 4974, 6135, 7362, 7461, 8290, 12270, 12435, 14922, 18405, 24870, 36810, 37305, 74610, 339061, 678122, 1017183, 1695305, 2034366, 3051549, 3390610, 5085915, 6103098, 10171830, 15257745, 30515490]

約数ペア:

[(1, 30515490), (2, 15257745), (3, 10171830), (5, 6103098), (6, 5085915), (9, 3390610), (10, 3051549), (15, 2034366), (18, 1695305), (30, 1017183), (45, 678122), (90, 339061), (409, 74610), (818, 37305), (829, 36810), (1227, 24870), (1658, 18405), (2045, 14922), (2454, 12435), (2487, 12270), (3681, 8290), (4090, 7461), (4145, 7362), (4974, 6135)]