72657060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{172993}}^1$

素因数の和:173012

約数の個数: 48

約数和(自身を含む): 232503936

約数和(自身を除く): 159846876

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 172993, 345986, 518979, 691972, 864965, 1037958, 1210951, 1729930, 2075916, 2421902, 2594895, 3459860, 3632853, 4843804, 5189790, 6054755, 7265706, 10379580, 12109510, 14531412, 18164265, 24219020, 36328530, 72657060]

約数ペア:

[(1, 72657060), (2, 36328530), (3, 24219020), (4, 18164265), (5, 14531412), (6, 12109510), (7, 10379580), (10, 7265706), (12, 6054755), (14, 5189790), (15, 4843804), (20, 3632853), (21, 3459860), (28, 2594895), (30, 2421902), (35, 2075916), (42, 1729930), (60, 1210951), (70, 1037958), (84, 864965), (105, 691972), (140, 518979), (210, 345986), (420, 172993)]