639334560

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{5573}}^1$

素因数の和:5830

約数の個数: 96

約数和(自身を含む): 2022693120

約数和(自身を除く): 1383358560

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, 239, 240, 478, 480, 717, 956, 1195, 1434, 1912, 2390, 2868, 3585, 3824, 4780, 5573, 5736, 7170, 7648, 9560, 11146, 11472, 14340, 16719, 19120, 22292, 22944, 27865, 28680, 33438, 38240, 44584, 55730, 57360, 66876, 83595, 89168, 111460, 114720, 133752, 167190, 178336, 222920, 267504, 334380, 445840, 535008, 668760, 891680, 1331947, 1337520, 2663894, 2675040, 3995841, 5327788, 6659735, 7991682, 10655576, 13319470, 15983364, 19979205, 21311152, 26638940, 31966728, 39958410, 42622304, 53277880, 63933456, 79916820, 106555760, 127866912, 159833640, 213111520, 319667280, 639334560]

約数ペア:

[(1, 639334560), (2, 319667280), (3, 213111520), (4, 159833640), (5, 127866912), (6, 106555760), (8, 79916820), (10, 63933456), (12, 53277880), (15, 42622304), (16, 39958410), (20, 31966728), (24, 26638940), (30, 21311152), (32, 19979205), (40, 15983364), (48, 13319470), (60, 10655576), (80, 7991682), (96, 6659735), (120, 5327788), (160, 3995841), (239, 2675040), (240, 2663894), (478, 1337520), (480, 1331947), (717, 891680), (956, 668760), (1195, 535008), (1434, 445840), (1912, 334380), (2390, 267504), (2868, 222920), (3585, 178336), (3824, 167190), (4780, 133752), (5573, 114720), (5736, 111460), (7170, 89168), (7648, 83595), (9560, 66876), (11146, 57360), (11472, 55730), (14340, 44584), (16719, 38240), (19120, 33438), (22292, 28680), (22944, 27865)]