456280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:100

約数の個数: 64

約数和(自身を含む): 1205280

約数和(自身を除く): 749000

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 61, 68, 85, 88, 110, 122, 136, 170, 187, 220, 244, 305, 340, 374, 440, 488, 610, 671, 680, 748, 935, 1037, 1220, 1342, 1496, 1870, 2074, 2440, 2684, 3355, 3740, 4148, 5185, 5368, 6710, 7480, 8296, 10370, 11407, 13420, 20740, 22814, 26840, 41480, 45628, 57035, 91256, 114070, 228140, 456280]

約数ペア:

[(1, 456280), (2, 228140), (4, 114070), (5, 91256), (8, 57035), (10, 45628), (11, 41480), (17, 26840), (20, 22814), (22, 20740), (34, 13420), (40, 11407), (44, 10370), (55, 8296), (61, 7480), (68, 6710), (85, 5368), (88, 5185), (110, 4148), (122, 3740), (136, 3355), (170, 2684), (187, 2440), (220, 2074), (244, 1870), (305, 1496), (340, 1342), (374, 1220), (440, 1037), (488, 935), (610, 748), (671, 680)]