538440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{641}}^1$

素因数の和:662

約数の個数: 64

約数和(自身を含む): 1848960

約数和(自身を除く): 1310520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 641, 840, 1282, 1923, 2564, 3205, 3846, 4487, 5128, 6410, 7692, 8974, 9615, 12820, 13461, 15384, 17948, 19230, 22435, 25640, 26922, 35896, 38460, 44870, 53844, 67305, 76920, 89740, 107688, 134610, 179480, 269220, 538440]

約数ペア:

[(1, 538440), (2, 269220), (3, 179480), (4, 134610), (5, 107688), (6, 89740), (7, 76920), (8, 67305), (10, 53844), (12, 44870), (14, 38460), (15, 35896), (20, 26922), (21, 25640), (24, 22435), (28, 19230), (30, 17948), (35, 15384), (40, 13461), (42, 12820), (56, 9615), (60, 8974), (70, 7692), (84, 6410), (105, 5128), (120, 4487), (140, 3846), (168, 3205), (210, 2564), (280, 1923), (420, 1282), (641, 840)]