256876796040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{20005981}}^1$

素因数の和:20006102

約数の個数: 64

約数和(自身を含む): 777832580160

約数和(自身を除く): 520955784120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 107, 120, 214, 321, 428, 535, 642, 856, 1070, 1284, 1605, 2140, 2568, 3210, 4280, 6420, 12840, 20005981, 40011962, 60017943, 80023924, 100029905, 120035886, 160047848, 200059810, 240071772, 300089715, 400119620, 480143544, 600179430, 800239240, 1200358860, 2140639967, 2400717720, 4281279934, 6421919901, 8562559868, 10703199835, 12843839802, 17125119736, 21406399670, 25687679604, 32109599505, 42812799340, 51375359208, 64219199010, 85625598680, 128438398020, 256876796040]

約数ペア:

[(1, 256876796040), (2, 128438398020), (3, 85625598680), (4, 64219199010), (5, 51375359208), (6, 42812799340), (8, 32109599505), (10, 25687679604), (12, 21406399670), (15, 17125119736), (20, 12843839802), (24, 10703199835), (30, 8562559868), (40, 6421919901), (60, 4281279934), (107, 2400717720), (120, 2140639967), (214, 1200358860), (321, 800239240), (428, 600179430), (535, 480143544), (642, 400119620), (856, 300089715), (1070, 240071772), (1284, 200059810), (1605, 160047848), (2140, 120035886), (2568, 100029905), (3210, 80023924), (4280, 60017943), (6420, 40011962), (12840, 20005981)]