18317730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:279

約数の個数: 64

約数和(自身を含む): 45619200

約数和(自身を除く): 27301470

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 59, 79, 118, 131, 158, 177, 237, 262, 295, 354, 393, 395, 474, 590, 655, 786, 790, 885, 1185, 1310, 1770, 1965, 2370, 3930, 4661, 7729, 9322, 10349, 13983, 15458, 20698, 23187, 23305, 27966, 31047, 38645, 46374, 46610, 51745, 62094, 69915, 77290, 103490, 115935, 139830, 155235, 231870, 310470, 610591, 1221182, 1831773, 3052955, 3663546, 6105910, 9158865, 18317730]

約数ペア:

[(1, 18317730), (2, 9158865), (3, 6105910), (5, 3663546), (6, 3052955), (10, 1831773), (15, 1221182), (30, 610591), (59, 310470), (79, 231870), (118, 155235), (131, 139830), (158, 115935), (177, 103490), (237, 77290), (262, 69915), (295, 62094), (354, 51745), (393, 46610), (395, 46374), (474, 38645), (590, 31047), (655, 27966), (786, 23305), (790, 23187), (885, 20698), (1185, 15458), (1310, 13983), (1770, 10349), (1965, 9322), (2370, 7729), (3930, 4661)]