51830520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{61703}}^1$

素因数の和:61724

約数の個数: 64

約数和(自身を含む): 177707520

約数和(自身を除く): 125877000

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, 840, 61703, 123406, 185109, 246812, 308515, 370218, 431921, 493624, 617030, 740436, 863842, 925545, 1234060, 1295763, 1480872, 1727684, 1851090, 2159605, 2468120, 2591526, 3455368, 3702180, 4319210, 5183052, 6478815, 7404360, 8638420, 10366104, 12957630, 17276840, 25915260, 51830520]

約数ペア:

[(1, 51830520), (2, 25915260), (3, 17276840), (4, 12957630), (5, 10366104), (6, 8638420), (7, 7404360), (8, 6478815), (10, 5183052), (12, 4319210), (14, 3702180), (15, 3455368), (20, 2591526), (21, 2468120), (24, 2159605), (28, 1851090), (30, 1727684), (35, 1480872), (40, 1295763), (42, 1234060), (56, 925545), (60, 863842), (70, 740436), (84, 617030), (105, 493624), (120, 431921), (140, 370218), (168, 308515), (210, 246812), (280, 185109), (420, 123406), (840, 61703)]