161579460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{54959}}^1$

素因数の和:54985

約数の個数: 72

約数和(自身を含む): 526296960

約数和(自身を除く): 364717500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 54959, 109918, 164877, 219836, 274795, 329754, 384713, 549590, 659508, 769426, 824385, 1099180, 1154139, 1538852, 1648770, 1923565, 2308278, 2692991, 3297540, 3847130, 4616556, 5385982, 5770695, 7694260, 8078973, 10771964, 11541390, 13464955, 16157946, 23082780, 26929910, 32315892, 40394865, 53859820, 80789730, 161579460]

約数ペア:

[(1, 161579460), (2, 80789730), (3, 53859820), (4, 40394865), (5, 32315892), (6, 26929910), (7, 23082780), (10, 16157946), (12, 13464955), (14, 11541390), (15, 10771964), (20, 8078973), (21, 7694260), (28, 5770695), (30, 5385982), (35, 4616556), (42, 3847130), (49, 3297540), (60, 2692991), (70, 2308278), (84, 1923565), (98, 1648770), (105, 1538852), (140, 1154139), (147, 1099180), (196, 824385), (210, 769426), (245, 659508), (294, 549590), (420, 384713), (490, 329754), (588, 274795), (735, 219836), (980, 164877), (1470, 109918), (2940, 54959)]