258865680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{4513}}^1$

素因数の和:4768

約数の個数: 80

約数和(自身を含む): 806019840

約数和(自身を除く): 547154160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 239, 240, 478, 717, 956, 1195, 1434, 1912, 2390, 2868, 3585, 3824, 4513, 4780, 5736, 7170, 9026, 9560, 11472, 13539, 14340, 18052, 19120, 22565, 27078, 28680, 36104, 45130, 54156, 57360, 67695, 72208, 90260, 108312, 135390, 180520, 216624, 270780, 361040, 541560, 1078607, 1083120, 2157214, 3235821, 4314428, 5393035, 6471642, 8628856, 10786070, 12943284, 16179105, 17257712, 21572140, 25886568, 32358210, 43144280, 51773136, 64716420, 86288560, 129432840, 258865680]

約数ペア:

[(1, 258865680), (2, 129432840), (3, 86288560), (4, 64716420), (5, 51773136), (6, 43144280), (8, 32358210), (10, 25886568), (12, 21572140), (15, 17257712), (16, 16179105), (20, 12943284), (24, 10786070), (30, 8628856), (40, 6471642), (48, 5393035), (60, 4314428), (80, 3235821), (120, 2157214), (239, 1083120), (240, 1078607), (478, 541560), (717, 361040), (956, 270780), (1195, 216624), (1434, 180520), (1912, 135390), (2390, 108312), (2868, 90260), (3585, 72208), (3824, 67695), (4513, 57360), (4780, 54156), (5736, 45130), (7170, 36104), (9026, 28680), (9560, 27078), (11472, 22565), (13539, 19120), (14340, 18052)]