7861860

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:255

約数の個数: 120

約数和(自身を含む): 25857216

約数和(自身を除く): 17995356

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, 211, 230, 270, 276, 324, 345, 405, 414, 422, 460, 540, 621, 633, 690, 810, 828, 844, 1035, 1055, 1242, 1266, 1380, 1620, 1863, 1899, 2070, 2110, 2484, 2532, 3105, 3165, 3726, 3798, 4140, 4220, 4853, 5697, 6210, 6330, 7452, 7596, 9315, 9495, 9706, 11394, 12420, 12660, 14559, 17091, 18630, 18990, 19412, 22788, 24265, 28485, 29118, 34182, 37260, 37980, 43677, 48530, 56970, 58236, 68364, 72795, 85455, 87354, 97060, 113940, 131031, 145590, 170910, 174708, 218385, 262062, 291180, 341820, 393093, 436770, 524124, 655155, 786186, 873540, 1310310, 1572372, 1965465, 2620620, 3930930, 7861860]

約数ペア:

[(1, 7861860), (2, 3930930), (3, 2620620), (4, 1965465), (5, 1572372), (6, 1310310), (9, 873540), (10, 786186), (12, 655155), (15, 524124), (18, 436770), (20, 393093), (23, 341820), (27, 291180), (30, 262062), (36, 218385), (45, 174708), (46, 170910), (54, 145590), (60, 131031), (69, 113940), (81, 97060), (90, 87354), (92, 85455), (108, 72795), (115, 68364), (135, 58236), (138, 56970), (162, 48530), (180, 43677), (207, 37980), (211, 37260), (230, 34182), (270, 29118), (276, 28485), (324, 24265), (345, 22788), (405, 19412), (414, 18990), (422, 18630), (460, 17091), (540, 14559), (621, 12660), (633, 12420), (690, 11394), (810, 9706), (828, 9495), (844, 9315), (1035, 7596), (1055, 7452), (1242, 6330), (1266, 6210), (1380, 5697), (1620, 4853), (1863, 4220), (1899, 4140), (2070, 3798), (2110, 3726), (2484, 3165), (2532, 3105)]