123673620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{294461}}^1$

素因数の和:294480

約数の個数: 48

約数和(自身を含む): 395756928

約数和(自身を除く): 272083308

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, 294461, 588922, 883383, 1177844, 1472305, 1766766, 2061227, 2944610, 3533532, 4122454, 4416915, 5889220, 6183681, 8244908, 8833830, 10306135, 12367362, 17667660, 20612270, 24734724, 30918405, 41224540, 61836810, 123673620]

約数ペア:

[(1, 123673620), (2, 61836810), (3, 41224540), (4, 30918405), (5, 24734724), (6, 20612270), (7, 17667660), (10, 12367362), (12, 10306135), (14, 8833830), (15, 8244908), (20, 6183681), (21, 5889220), (28, 4416915), (30, 4122454), (35, 3533532), (42, 2944610), (60, 2061227), (70, 1766766), (84, 1472305), (105, 1177844), (140, 883383), (210, 588922), (420, 294461)]