646138992

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{21401}}^1$

素因数の和:21466

約数の個数: 80

約数和(自身を含む): 1815232032

約数和(自身を除く): 1169093040

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 37, 48, 51, 68, 74, 102, 111, 136, 148, 204, 222, 272, 296, 408, 444, 592, 629, 816, 888, 1258, 1776, 1887, 2516, 3774, 5032, 7548, 10064, 15096, 21401, 30192, 42802, 64203, 85604, 128406, 171208, 256812, 342416, 363817, 513624, 727634, 791837, 1027248, 1091451, 1455268, 1583674, 2182902, 2375511, 2910536, 3167348, 4365804, 4751022, 5821072, 6334696, 8731608, 9502044, 12669392, 13461229, 17463216, 19004088, 26922458, 38008176, 40383687, 53844916, 80767374, 107689832, 161534748, 215379664, 323069496, 646138992]

約数ペア:

[(1, 646138992), (2, 323069496), (3, 215379664), (4, 161534748), (6, 107689832), (8, 80767374), (12, 53844916), (16, 40383687), (17, 38008176), (24, 26922458), (34, 19004088), (37, 17463216), (48, 13461229), (51, 12669392), (68, 9502044), (74, 8731608), (102, 6334696), (111, 5821072), (136, 4751022), (148, 4365804), (204, 3167348), (222, 2910536), (272, 2375511), (296, 2182902), (408, 1583674), (444, 1455268), (592, 1091451), (629, 1027248), (816, 791837), (888, 727634), (1258, 513624), (1776, 363817), (1887, 342416), (2516, 256812), (3774, 171208), (5032, 128406), (7548, 85604), (10064, 64203), (15096, 42802), (21401, 30192)]