82605420

素因数分解:

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

素因数の和:786

約数の個数: 144

約数和(自身を含む): 271514880

約数和(自身を除く): 188909460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 81, 90, 92, 108, 115, 135, 138, 162, 180, 207, 230, 243, 270, 276, 324, 345, 405, 414, 460, 486, 540, 621, 690, 739, 810, 828, 972, 1035, 1215, 1242, 1380, 1478, 1620, 1863, 2070, 2217, 2430, 2484, 2956, 3105, 3695, 3726, 4140, 4434, 4860, 5589, 6210, 6651, 7390, 7452, 8868, 9315, 11085, 11178, 12420, 13302, 14780, 16997, 18630, 19953, 22170, 22356, 26604, 27945, 33255, 33994, 37260, 39906, 44340, 50991, 55890, 59859, 66510, 67988, 79812, 84985, 99765, 101982, 111780, 119718, 133020, 152973, 169970, 179577, 199530, 203964, 239436, 254955, 299295, 305946, 339940, 359154, 399060, 458919, 509910, 598590, 611892, 718308, 764865, 897885, 917838, 1019820, 1197180, 1376757, 1529730, 1795770, 1835676, 2294595, 2753514, 3059460, 3591540, 4130271, 4589190, 5507028, 6883785, 8260542, 9178380, 13767570, 16521084, 20651355, 27535140, 41302710, 82605420]

約数ペア:

[(1, 82605420), (2, 41302710), (3, 27535140), (4, 20651355), (5, 16521084), (6, 13767570), (9, 9178380), (10, 8260542), (12, 6883785), (15, 5507028), (18, 4589190), (20, 4130271), (23, 3591540), (27, 3059460), (30, 2753514), (36, 2294595), (45, 1835676), (46, 1795770), (54, 1529730), (60, 1376757), (69, 1197180), (81, 1019820), (90, 917838), (92, 897885), (108, 764865), (115, 718308), (135, 611892), (138, 598590), (162, 509910), (180, 458919), (207, 399060), (230, 359154), (243, 339940), (270, 305946), (276, 299295), (324, 254955), (345, 239436), (405, 203964), (414, 199530), (460, 179577), (486, 169970), (540, 152973), (621, 133020), (690, 119718), (739, 111780), (810, 101982), (828, 99765), (972, 84985), (1035, 79812), (1215, 67988), (1242, 66510), (1380, 59859), (1478, 55890), (1620, 50991), (1863, 44340), (2070, 39906), (2217, 37260), (2430, 33994), (2484, 33255), (2956, 27945), (3105, 26604), (3695, 22356), (3726, 22170), (4140, 19953), (4434, 18630), (4860, 16997), (5589, 14780), (6210, 13302), (6651, 12420), (7390, 11178), (7452, 11085), (8868, 9315)]