2793840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{1663}}^1$

素因数の和:1686

約数の個数: 80

約数和(自身を含む): 9904128

約数和(自身を除く): 7110288

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1663, 1680, 3326, 4989, 6652, 8315, 9978, 11641, 13304, 16630, 19956, 23282, 24945, 26608, 33260, 34923, 39912, 46564, 49890, 58205, 66520, 69846, 79824, 93128, 99780, 116410, 133040, 139692, 174615, 186256, 199560, 232820, 279384, 349230, 399120, 465640, 558768, 698460, 931280, 1396920, 2793840]

約数ペア:

[(1, 2793840), (2, 1396920), (3, 931280), (4, 698460), (5, 558768), (6, 465640), (7, 399120), (8, 349230), (10, 279384), (12, 232820), (14, 199560), (15, 186256), (16, 174615), (20, 139692), (21, 133040), (24, 116410), (28, 99780), (30, 93128), (35, 79824), (40, 69846), (42, 66520), (48, 58205), (56, 49890), (60, 46564), (70, 39912), (80, 34923), (84, 33260), (105, 26608), (112, 24945), (120, 23282), (140, 19956), (168, 16630), (210, 13304), (240, 11641), (280, 9978), (336, 8315), (420, 6652), (560, 4989), (840, 3326), (1663, 1680)]