28337520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1663}}^1$

素因数の和:1750

約数の個数: 80

約数和(自身を含む): 89137152

約数和(自身を除く): 60799632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 213, 240, 284, 355, 426, 568, 710, 852, 1065, 1136, 1420, 1663, 1704, 2130, 2840, 3326, 3408, 4260, 4989, 5680, 6652, 8315, 8520, 9978, 13304, 16630, 17040, 19956, 24945, 26608, 33260, 39912, 49890, 66520, 79824, 99780, 118073, 133040, 199560, 236146, 354219, 399120, 472292, 590365, 708438, 944584, 1180730, 1416876, 1771095, 1889168, 2361460, 2833752, 3542190, 4722920, 5667504, 7084380, 9445840, 14168760, 28337520]

約数ペア:

[(1, 28337520), (2, 14168760), (3, 9445840), (4, 7084380), (5, 5667504), (6, 4722920), (8, 3542190), (10, 2833752), (12, 2361460), (15, 1889168), (16, 1771095), (20, 1416876), (24, 1180730), (30, 944584), (40, 708438), (48, 590365), (60, 472292), (71, 399120), (80, 354219), (120, 236146), (142, 199560), (213, 133040), (240, 118073), (284, 99780), (355, 79824), (426, 66520), (568, 49890), (710, 39912), (852, 33260), (1065, 26608), (1136, 24945), (1420, 19956), (1663, 17040), (1704, 16630), (2130, 13304), (2840, 9978), (3326, 8520), (3408, 8315), (4260, 6652), (4989, 5680)]