274397120

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1$

素因数の和:386

約数の個数: 112

約数和(自身を含む): 682752000

約数和(自身を除く): 408354880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 139, 155, 160, 199, 248, 278, 310, 320, 398, 496, 556, 620, 695, 796, 992, 995, 1112, 1240, 1390, 1592, 1984, 1990, 2224, 2480, 2780, 3184, 3980, 4309, 4448, 4960, 5560, 6169, 6368, 7960, 8618, 8896, 9920, 11120, 12338, 12736, 15920, 17236, 21545, 22240, 24676, 27661, 30845, 31840, 34472, 43090, 44480, 49352, 55322, 61690, 63680, 68944, 86180, 98704, 110644, 123380, 137888, 138305, 172360, 197408, 221288, 246760, 275776, 276610, 344720, 394816, 442576, 493520, 553220, 689440, 857491, 885152, 987040, 1106440, 1378880, 1714982, 1770304, 1974080, 2212880, 3429964, 4287455, 4425760, 6859928, 8574910, 8851520, 13719856, 17149820, 27439712, 34299640, 54879424, 68599280, 137198560, 274397120]

約数ペア:

[(1, 274397120), (2, 137198560), (4, 68599280), (5, 54879424), (8, 34299640), (10, 27439712), (16, 17149820), (20, 13719856), (31, 8851520), (32, 8574910), (40, 6859928), (62, 4425760), (64, 4287455), (80, 3429964), (124, 2212880), (139, 1974080), (155, 1770304), (160, 1714982), (199, 1378880), (248, 1106440), (278, 987040), (310, 885152), (320, 857491), (398, 689440), (496, 553220), (556, 493520), (620, 442576), (695, 394816), (796, 344720), (992, 276610), (995, 275776), (1112, 246760), (1240, 221288), (1390, 197408), (1592, 172360), (1984, 138305), (1990, 137888), (2224, 123380), (2480, 110644), (2780, 98704), (3184, 86180), (3980, 68944), (4309, 63680), (4448, 61690), (4960, 55322), (5560, 49352), (6169, 44480), (6368, 43090), (7960, 34472), (8618, 31840), (8896, 30845), (9920, 27661), (11120, 24676), (12338, 22240), (12736, 21545), (15920, 17236)]