290351705520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{1869859}}^1$

素因数の和:1870522

約数の個数: 80

約数和(自身を含む): 901481944320

約数和(自身を除く): 611130238800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 647, 1294, 1941, 2588, 3235, 3882, 5176, 6470, 7764, 9705, 10352, 12940, 15528, 19410, 25880, 31056, 38820, 51760, 77640, 155280, 1869859, 3739718, 5609577, 7479436, 9349295, 11219154, 14958872, 18698590, 22438308, 28047885, 29917744, 37397180, 44876616, 56095770, 74794360, 89753232, 112191540, 149588720, 224383080, 448766160, 1209798773, 2419597546, 3629396319, 4839195092, 6048993865, 7258792638, 9678390184, 12097987730, 14517585276, 18146981595, 19356780368, 24195975460, 29035170552, 36293963190, 48391950920, 58070341104, 72587926380, 96783901840, 145175852760, 290351705520]

約数ペア:

[(1, 290351705520), (2, 145175852760), (3, 96783901840), (4, 72587926380), (5, 58070341104), (6, 48391950920), (8, 36293963190), (10, 29035170552), (12, 24195975460), (15, 19356780368), (16, 18146981595), (20, 14517585276), (24, 12097987730), (30, 9678390184), (40, 7258792638), (48, 6048993865), (60, 4839195092), (80, 3629396319), (120, 2419597546), (240, 1209798773), (647, 448766160), (1294, 224383080), (1941, 149588720), (2588, 112191540), (3235, 89753232), (3882, 74794360), (5176, 56095770), (6470, 44876616), (7764, 37397180), (9705, 29917744), (10352, 28047885), (12940, 22438308), (15528, 18698590), (19410, 14958872), (25880, 11219154), (31056, 9349295), (38820, 7479436), (51760, 5609577), (77640, 3739718), (155280, 1869859)]