89991120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1459}}^1$

素因数の和:1732

約数の個数: 80

約数和(自身を含む): 280249920

約数和(自身を除く): 190258800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 257, 514, 771, 1028, 1285, 1459, 1542, 2056, 2570, 2918, 3084, 3855, 4112, 4377, 5140, 5836, 6168, 7295, 7710, 8754, 10280, 11672, 12336, 14590, 15420, 17508, 20560, 21885, 23344, 29180, 30840, 35016, 43770, 58360, 61680, 70032, 87540, 116720, 175080, 350160, 374963, 749926, 1124889, 1499852, 1874815, 2249778, 2999704, 3749630, 4499556, 5624445, 5999408, 7499260, 8999112, 11248890, 14998520, 17998224, 22497780, 29997040, 44995560, 89991120]

約数ペア:

[(1, 89991120), (2, 44995560), (3, 29997040), (4, 22497780), (5, 17998224), (6, 14998520), (8, 11248890), (10, 8999112), (12, 7499260), (15, 5999408), (16, 5624445), (20, 4499556), (24, 3749630), (30, 2999704), (40, 2249778), (48, 1874815), (60, 1499852), (80, 1124889), (120, 749926), (240, 374963), (257, 350160), (514, 175080), (771, 116720), (1028, 87540), (1285, 70032), (1459, 61680), (1542, 58360), (2056, 43770), (2570, 35016), (2918, 30840), (3084, 29180), (3855, 23344), (4112, 21885), (4377, 20560), (5140, 17508), (5836, 15420), (6168, 14590), (7295, 12336), (7710, 11672), (8754, 10280)]