1812630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:141

約数の個数: 64

約数和(自身を含む): 4727808

約数和(自身を除く): 2915178

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 37, 46, 69, 71, 74, 111, 115, 138, 142, 185, 213, 222, 230, 345, 355, 370, 426, 555, 690, 710, 851, 1065, 1110, 1633, 1702, 2130, 2553, 2627, 3266, 4255, 4899, 5106, 5254, 7881, 8165, 8510, 9798, 12765, 13135, 15762, 16330, 24495, 25530, 26270, 39405, 48990, 60421, 78810, 120842, 181263, 302105, 362526, 604210, 906315, 1812630]

約数ペア:

[(1, 1812630), (2, 906315), (3, 604210), (5, 362526), (6, 302105), (10, 181263), (15, 120842), (23, 78810), (30, 60421), (37, 48990), (46, 39405), (69, 26270), (71, 25530), (74, 24495), (111, 16330), (115, 15762), (138, 13135), (142, 12765), (185, 9798), (213, 8510), (222, 8165), (230, 7881), (345, 5254), (355, 5106), (370, 4899), (426, 4255), (555, 3266), (690, 2627), (710, 2553), (851, 2130), (1065, 1702), (1110, 1633)]