245612790

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{499}}^1\times {\mathrm{1823}}^1$

素因数の和:2338

約数の個数: 64

約数和(自身を含む): 656640000

約数和(自身を除く): 411027210

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 499, 998, 1497, 1823, 2495, 2994, 3646, 4491, 4990, 5469, 7485, 8982, 9115, 10938, 13473, 14970, 16407, 18230, 22455, 26946, 27345, 32814, 44910, 49221, 54690, 67365, 82035, 98442, 134730, 164070, 246105, 492210, 909677, 1819354, 2729031, 4548385, 5458062, 8187093, 9096770, 13645155, 16374186, 24561279, 27290310, 40935465, 49122558, 81870930, 122806395, 245612790]

約数ペア:

[(1, 245612790), (2, 122806395), (3, 81870930), (5, 49122558), (6, 40935465), (9, 27290310), (10, 24561279), (15, 16374186), (18, 13645155), (27, 9096770), (30, 8187093), (45, 5458062), (54, 4548385), (90, 2729031), (135, 1819354), (270, 909677), (499, 492210), (998, 246105), (1497, 164070), (1823, 134730), (2495, 98442), (2994, 82035), (3646, 67365), (4491, 54690), (4990, 49221), (5469, 44910), (7485, 32814), (8982, 27345), (9115, 26946), (10938, 22455), (13473, 18230), (14970, 16407)]