30116940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{71707}}^1$

素因数の和:71726

約数の個数: 48

約数和(自身を含む): 96375552

約数和(自身を除く): 66258612

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 71707, 143414, 215121, 286828, 358535, 430242, 501949, 717070, 860484, 1003898, 1075605, 1434140, 1505847, 2007796, 2151210, 2509745, 3011694, 4302420, 5019490, 6023388, 7529235, 10038980, 15058470, 30116940]

約数ペア:

[(1, 30116940), (2, 15058470), (3, 10038980), (4, 7529235), (5, 6023388), (6, 5019490), (7, 4302420), (10, 3011694), (12, 2509745), (14, 2151210), (15, 2007796), (20, 1505847), (21, 1434140), (28, 1075605), (30, 1003898), (35, 860484), (42, 717070), (60, 501949), (70, 430242), (84, 358535), (105, 286828), (140, 215121), (210, 143414), (420, 71707)]