199617368

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{269}}^1$

素因数の和:444

約数の個数: 64

約数和(自身を含む): 406296000

約数和(自身を除く): 206678632

約数列:

[1, 2, 4, 8, 23, 37, 46, 74, 92, 109, 148, 184, 218, 269, 296, 436, 538, 851, 872, 1076, 1702, 2152, 2507, 3404, 4033, 5014, 6187, 6808, 8066, 9953, 10028, 12374, 16132, 19906, 20056, 24748, 29321, 32264, 39812, 49496, 58642, 79624, 92759, 117284, 185518, 228919, 234568, 371036, 457838, 674383, 742072, 915676, 1084877, 1348766, 1831352, 2169754, 2697532, 4339508, 5395064, 8679016, 24952171, 49904342, 99808684, 199617368]

約数ペア:

[(1, 199617368), (2, 99808684), (4, 49904342), (8, 24952171), (23, 8679016), (37, 5395064), (46, 4339508), (74, 2697532), (92, 2169754), (109, 1831352), (148, 1348766), (184, 1084877), (218, 915676), (269, 742072), (296, 674383), (436, 457838), (538, 371036), (851, 234568), (872, 228919), (1076, 185518), (1702, 117284), (2152, 92759), (2507, 79624), (3404, 58642), (4033, 49496), (5014, 39812), (6187, 32264), (6808, 29321), (8066, 24748), (9953, 20056), (10028, 19906), (12374, 16132)]