18356760

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{739}}^1$

素因数の和:782

約数の個数: 128

約数和(自身を含む): 63936000

約数和(自身を除く): 45579240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 54, 60, 69, 72, 90, 92, 108, 115, 120, 135, 138, 180, 184, 207, 216, 230, 270, 276, 345, 360, 414, 460, 540, 552, 621, 690, 739, 828, 920, 1035, 1080, 1242, 1380, 1478, 1656, 2070, 2217, 2484, 2760, 2956, 3105, 3695, 4140, 4434, 4968, 5912, 6210, 6651, 7390, 8280, 8868, 11085, 12420, 13302, 14780, 16997, 17736, 19953, 22170, 24840, 26604, 29560, 33255, 33994, 39906, 44340, 50991, 53208, 66510, 67988, 79812, 84985, 88680, 99765, 101982, 133020, 135976, 152973, 159624, 169970, 199530, 203964, 254955, 266040, 305946, 339940, 399060, 407928, 458919, 509910, 611892, 679880, 764865, 798120, 917838, 1019820, 1223784, 1529730, 1835676, 2039640, 2294595, 3059460, 3671352, 4589190, 6118920, 9178380, 18356760]

約数ペア:

[(1, 18356760), (2, 9178380), (3, 6118920), (4, 4589190), (5, 3671352), (6, 3059460), (8, 2294595), (9, 2039640), (10, 1835676), (12, 1529730), (15, 1223784), (18, 1019820), (20, 917838), (23, 798120), (24, 764865), (27, 679880), (30, 611892), (36, 509910), (40, 458919), (45, 407928), (46, 399060), (54, 339940), (60, 305946), (69, 266040), (72, 254955), (90, 203964), (92, 199530), (108, 169970), (115, 159624), (120, 152973), (135, 135976), (138, 133020), (180, 101982), (184, 99765), (207, 88680), (216, 84985), (230, 79812), (270, 67988), (276, 66510), (345, 53208), (360, 50991), (414, 44340), (460, 39906), (540, 33994), (552, 33255), (621, 29560), (690, 26604), (739, 24840), (828, 22170), (920, 19953), (1035, 17736), (1080, 16997), (1242, 14780), (1380, 13302), (1478, 12420), (1656, 11085), (2070, 8868), (2217, 8280), (2484, 7390), (2760, 6651), (2956, 6210), (3105, 5912), (3695, 4968), (4140, 4434)]