1641994680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{719}}^1\times {\mathrm{19031}}^1$

素因数の和:19764

約数の個数: 64

約数和(自身を含む): 4933094400

約数和(自身を除く): 3291099720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 719, 1438, 2157, 2876, 3595, 4314, 5752, 7190, 8628, 10785, 14380, 17256, 19031, 21570, 28760, 38062, 43140, 57093, 76124, 86280, 95155, 114186, 152248, 190310, 228372, 285465, 380620, 456744, 570930, 761240, 1141860, 2283720, 13683289, 27366578, 41049867, 54733156, 68416445, 82099734, 109466312, 136832890, 164199468, 205249335, 273665780, 328398936, 410498670, 547331560, 820997340, 1641994680]

約数ペア:

[(1, 1641994680), (2, 820997340), (3, 547331560), (4, 410498670), (5, 328398936), (6, 273665780), (8, 205249335), (10, 164199468), (12, 136832890), (15, 109466312), (20, 82099734), (24, 68416445), (30, 54733156), (40, 41049867), (60, 27366578), (120, 13683289), (719, 2283720), (1438, 1141860), (2157, 761240), (2876, 570930), (3595, 456744), (4314, 380620), (5752, 285465), (7190, 228372), (8628, 190310), (10785, 152248), (14380, 114186), (17256, 95155), (19031, 86280), (21570, 76124), (28760, 57093), (38062, 43140)]