255061920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{691}}^1\times {\mathrm{769}}^1$

素因数の和:1478

約数の個数: 96

約数和(自身を含む): 805654080

約数和(自身を除く): 550592160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 691, 769, 1382, 1538, 2073, 2307, 2764, 3076, 3455, 3845, 4146, 4614, 5528, 6152, 6910, 7690, 8292, 9228, 10365, 11056, 11535, 12304, 13820, 15380, 16584, 18456, 20730, 22112, 23070, 24608, 27640, 30760, 33168, 36912, 41460, 46140, 55280, 61520, 66336, 73824, 82920, 92280, 110560, 123040, 165840, 184560, 331680, 369120, 531379, 1062758, 1594137, 2125516, 2656895, 3188274, 4251032, 5313790, 6376548, 7970685, 8502064, 10627580, 12753096, 15941370, 17004128, 21255160, 25506192, 31882740, 42510320, 51012384, 63765480, 85020640, 127530960, 255061920]

約数ペア:

[(1, 255061920), (2, 127530960), (3, 85020640), (4, 63765480), (5, 51012384), (6, 42510320), (8, 31882740), (10, 25506192), (12, 21255160), (15, 17004128), (16, 15941370), (20, 12753096), (24, 10627580), (30, 8502064), (32, 7970685), (40, 6376548), (48, 5313790), (60, 4251032), (80, 3188274), (96, 2656895), (120, 2125516), (160, 1594137), (240, 1062758), (480, 531379), (691, 369120), (769, 331680), (1382, 184560), (1538, 165840), (2073, 123040), (2307, 110560), (2764, 92280), (3076, 82920), (3455, 73824), (3845, 66336), (4146, 61520), (4614, 55280), (5528, 46140), (6152, 41460), (6910, 36912), (7690, 33168), (8292, 30760), (9228, 27640), (10365, 24608), (11056, 23070), (11535, 22112), (12304, 20730), (13820, 18456), (15380, 16584)]