647441040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{5903}}^1$

素因数の和:6376

約数の個数: 80

約数和(自身を含む): 2011799808

約数和(自身を除く): 1364358768

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 457, 914, 1371, 1828, 2285, 2742, 3656, 4570, 5484, 5903, 6855, 7312, 9140, 10968, 11806, 13710, 17709, 18280, 21936, 23612, 27420, 29515, 35418, 36560, 47224, 54840, 59030, 70836, 88545, 94448, 109680, 118060, 141672, 177090, 236120, 283344, 354180, 472240, 708360, 1416720, 2697671, 5395342, 8093013, 10790684, 13488355, 16186026, 21581368, 26976710, 32372052, 40465065, 43162736, 53953420, 64744104, 80930130, 107906840, 129488208, 161860260, 215813680, 323720520, 647441040]

約数ペア:

[(1, 647441040), (2, 323720520), (3, 215813680), (4, 161860260), (5, 129488208), (6, 107906840), (8, 80930130), (10, 64744104), (12, 53953420), (15, 43162736), (16, 40465065), (20, 32372052), (24, 26976710), (30, 21581368), (40, 16186026), (48, 13488355), (60, 10790684), (80, 8093013), (120, 5395342), (240, 2697671), (457, 1416720), (914, 708360), (1371, 472240), (1828, 354180), (2285, 283344), (2742, 236120), (3656, 177090), (4570, 141672), (5484, 118060), (5903, 109680), (6855, 94448), (7312, 88545), (9140, 70836), (10968, 59030), (11806, 54840), (13710, 47224), (17709, 36560), (18280, 35418), (21936, 29515), (23612, 27420)]