81481410

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{13121}}^1$

素因数の和:13160

約数の個数: 64

約数和(自身を含む): 226748160

約数和(自身を除く): 145266750

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 90, 115, 135, 138, 207, 230, 270, 345, 414, 621, 690, 1035, 1242, 2070, 3105, 6210, 13121, 26242, 39363, 65605, 78726, 118089, 131210, 196815, 236178, 301783, 354267, 393630, 590445, 603566, 708534, 905349, 1180890, 1508915, 1771335, 1810698, 2716047, 3017830, 3542670, 4526745, 5432094, 8148141, 9053490, 13580235, 16296282, 27160470, 40740705, 81481410]

約数ペア:

[(1, 81481410), (2, 40740705), (3, 27160470), (5, 16296282), (6, 13580235), (9, 9053490), (10, 8148141), (15, 5432094), (18, 4526745), (23, 3542670), (27, 3017830), (30, 2716047), (45, 1810698), (46, 1771335), (54, 1508915), (69, 1180890), (90, 905349), (115, 708534), (135, 603566), (138, 590445), (207, 393630), (230, 354267), (270, 301783), (345, 236178), (414, 196815), (621, 131210), (690, 118089), (1035, 78726), (1242, 65605), (2070, 39363), (3105, 26242), (6210, 13121)]