289656570

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{19427}}^1$

素因数の和:19515

約数の個数: 64

約数和(自身を含む): 805718016

約数和(自身を除く): 516061446

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 71, 105, 142, 210, 213, 355, 426, 497, 710, 994, 1065, 1491, 2130, 2485, 2982, 4970, 7455, 14910, 19427, 38854, 58281, 97135, 116562, 135989, 194270, 271978, 291405, 407967, 582810, 679945, 815934, 1359890, 1379317, 2039835, 2758634, 4079670, 4137951, 6896585, 8275902, 9655219, 13793170, 19310438, 20689755, 28965657, 41379510, 48276095, 57931314, 96552190, 144828285, 289656570]

約数ペア:

[(1, 289656570), (2, 144828285), (3, 96552190), (5, 57931314), (6, 48276095), (7, 41379510), (10, 28965657), (14, 20689755), (15, 19310438), (21, 13793170), (30, 9655219), (35, 8275902), (42, 6896585), (70, 4137951), (71, 4079670), (105, 2758634), (142, 2039835), (210, 1379317), (213, 1359890), (355, 815934), (426, 679945), (497, 582810), (710, 407967), (994, 291405), (1065, 271978), (1491, 194270), (2130, 135989), (2485, 116562), (2982, 97135), (4970, 58281), (7455, 38854), (14910, 19427)]