138818240

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{349}}^1$

素因数の和:490

約数の個数: 112

約数和(自身を含む): 364845600

約数和(自身を除く): 226027360

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 113, 160, 176, 220, 226, 320, 349, 352, 440, 452, 565, 698, 704, 880, 904, 1130, 1243, 1396, 1745, 1760, 1808, 2260, 2486, 2792, 3490, 3520, 3616, 3839, 4520, 4972, 5584, 6215, 6980, 7232, 7678, 9040, 9944, 11168, 12430, 13960, 15356, 18080, 19195, 19888, 22336, 24860, 27920, 30712, 36160, 38390, 39437, 39776, 49720, 55840, 61424, 76780, 78874, 79552, 99440, 111680, 122848, 153560, 157748, 197185, 198880, 245696, 307120, 315496, 394370, 397760, 433807, 614240, 630992, 788740, 867614, 1228480, 1261984, 1577480, 1735228, 2169035, 2523968, 3154960, 3470456, 4338070, 6309920, 6940912, 8676140, 12619840, 13881824, 17352280, 27763648, 34704560, 69409120, 138818240]

約数ペア:

[(1, 138818240), (2, 69409120), (4, 34704560), (5, 27763648), (8, 17352280), (10, 13881824), (11, 12619840), (16, 8676140), (20, 6940912), (22, 6309920), (32, 4338070), (40, 3470456), (44, 3154960), (55, 2523968), (64, 2169035), (80, 1735228), (88, 1577480), (110, 1261984), (113, 1228480), (160, 867614), (176, 788740), (220, 630992), (226, 614240), (320, 433807), (349, 397760), (352, 394370), (440, 315496), (452, 307120), (565, 245696), (698, 198880), (704, 197185), (880, 157748), (904, 153560), (1130, 122848), (1243, 111680), (1396, 99440), (1745, 79552), (1760, 78874), (1808, 76780), (2260, 61424), (2486, 55840), (2792, 49720), (3490, 39776), (3520, 39437), (3616, 38390), (3839, 36160), (4520, 30712), (4972, 27920), (5584, 24860), (6215, 22336), (6980, 19888), (7232, 19195), (7678, 18080), (9040, 15356), (9944, 13960), (11168, 12430)]