1405890

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:184

約数の個数: 64

約数和(自身を含む): 3870720

約数和(自身を除く): 2464830

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 41, 45, 54, 82, 90, 123, 127, 135, 205, 246, 254, 270, 369, 381, 410, 615, 635, 738, 762, 1107, 1143, 1230, 1270, 1845, 1905, 2214, 2286, 3429, 3690, 3810, 5207, 5535, 5715, 6858, 10414, 11070, 11430, 15621, 17145, 26035, 31242, 34290, 46863, 52070, 78105, 93726, 140589, 156210, 234315, 281178, 468630, 702945, 1405890]

約数ペア:

[(1, 1405890), (2, 702945), (3, 468630), (5, 281178), (6, 234315), (9, 156210), (10, 140589), (15, 93726), (18, 78105), (27, 52070), (30, 46863), (41, 34290), (45, 31242), (54, 26035), (82, 17145), (90, 15621), (123, 11430), (127, 11070), (135, 10414), (205, 6858), (246, 5715), (254, 5535), (270, 5207), (369, 3810), (381, 3690), (410, 3429), (615, 2286), (635, 2214), (738, 1905), (762, 1845), (1107, 1270), (1143, 1230)]