631511280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{2857}}^1$

素因数の和:3183

約数の個数: 120

約数和(自身を含む): 2128478352

約数和(自身を除く): 1496967072

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 307, 360, 614, 720, 921, 1228, 1535, 1842, 2456, 2763, 2857, 3070, 3684, 4605, 4912, 5526, 5714, 6140, 7368, 8571, 9210, 11052, 11428, 12280, 13815, 14285, 14736, 17142, 18420, 22104, 22856, 24560, 25713, 27630, 28570, 34284, 36840, 42855, 44208, 45712, 51426, 55260, 57140, 68568, 73680, 85710, 102852, 110520, 114280, 128565, 137136, 171420, 205704, 221040, 228560, 257130, 342840, 411408, 514260, 685680, 877099, 1028520, 1754198, 2057040, 2631297, 3508396, 4385495, 5262594, 7016792, 7893891, 8770990, 10525188, 13156485, 14033584, 15787782, 17541980, 21050376, 26312970, 31575564, 35083960, 39469455, 42100752, 52625940, 63151128, 70167920, 78938910, 105251880, 126302256, 157877820, 210503760, 315755640, 631511280]

約数ペア:

[(1, 631511280), (2, 315755640), (3, 210503760), (4, 157877820), (5, 126302256), (6, 105251880), (8, 78938910), (9, 70167920), (10, 63151128), (12, 52625940), (15, 42100752), (16, 39469455), (18, 35083960), (20, 31575564), (24, 26312970), (30, 21050376), (36, 17541980), (40, 15787782), (45, 14033584), (48, 13156485), (60, 10525188), (72, 8770990), (80, 7893891), (90, 7016792), (120, 5262594), (144, 4385495), (180, 3508396), (240, 2631297), (307, 2057040), (360, 1754198), (614, 1028520), (720, 877099), (921, 685680), (1228, 514260), (1535, 411408), (1842, 342840), (2456, 257130), (2763, 228560), (2857, 221040), (3070, 205704), (3684, 171420), (4605, 137136), (4912, 128565), (5526, 114280), (5714, 110520), (6140, 102852), (7368, 85710), (8571, 73680), (9210, 68568), (11052, 57140), (11428, 55260), (12280, 51426), (13815, 45712), (14285, 44208), (14736, 42855), (17142, 36840), (18420, 34284), (22104, 28570), (22856, 27630), (24560, 25713)]