123288240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1$

素因数の和:347

約数の個数: 160

約数和(自身を含む): 401688576

約数和(自身を除く): 278400336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 73, 80, 93, 120, 124, 146, 155, 186, 219, 227, 240, 248, 292, 310, 365, 372, 438, 454, 465, 496, 584, 620, 681, 730, 744, 876, 908, 930, 1095, 1135, 1168, 1240, 1362, 1460, 1488, 1752, 1816, 1860, 2190, 2263, 2270, 2480, 2724, 2920, 3405, 3504, 3632, 3720, 4380, 4526, 4540, 5448, 5840, 6789, 6810, 7037, 7440, 8760, 9052, 9080, 10896, 11315, 13578, 13620, 14074, 16571, 17520, 18104, 18160, 21111, 22630, 27156, 27240, 28148, 33142, 33945, 35185, 36208, 42222, 45260, 49713, 54312, 54480, 56296, 66284, 67890, 70370, 82855, 84444, 90520, 99426, 105555, 108624, 112592, 132568, 135780, 140740, 165710, 168888, 181040, 198852, 211110, 248565, 265136, 271560, 281480, 331420, 337776, 397704, 422220, 497130, 513701, 543120, 562960, 662840, 795408, 844440, 994260, 1027402, 1325680, 1541103, 1688880, 1988520, 2054804, 2568505, 3082206, 3977040, 4109608, 5137010, 6164412, 7705515, 8219216, 10274020, 12328824, 15411030, 20548040, 24657648, 30822060, 41096080, 61644120, 123288240]

約数ペア:

[(1, 123288240), (2, 61644120), (3, 41096080), (4, 30822060), (5, 24657648), (6, 20548040), (8, 15411030), (10, 12328824), (12, 10274020), (15, 8219216), (16, 7705515), (20, 6164412), (24, 5137010), (30, 4109608), (31, 3977040), (40, 3082206), (48, 2568505), (60, 2054804), (62, 1988520), (73, 1688880), (80, 1541103), (93, 1325680), (120, 1027402), (124, 994260), (146, 844440), (155, 795408), (186, 662840), (219, 562960), (227, 543120), (240, 513701), (248, 497130), (292, 422220), (310, 397704), (365, 337776), (372, 331420), (438, 281480), (454, 271560), (465, 265136), (496, 248565), (584, 211110), (620, 198852), (681, 181040), (730, 168888), (744, 165710), (876, 140740), (908, 135780), (930, 132568), (1095, 112592), (1135, 108624), (1168, 105555), (1240, 99426), (1362, 90520), (1460, 84444), (1488, 82855), (1752, 70370), (1816, 67890), (1860, 66284), (2190, 56296), (2263, 54480), (2270, 54312), (2480, 49713), (2724, 45260), (2920, 42222), (3405, 36208), (3504, 35185), (3632, 33945), (3720, 33142), (4380, 28148), (4526, 27240), (4540, 27156), (5448, 22630), (5840, 21111), (6789, 18160), (6810, 18104), (7037, 17520), (7440, 16571), (8760, 14074), (9052, 13620), (9080, 13578), (10896, 11315)]