1280245992

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{68477}}^1$

素因数の和:68546

約数の個数: 64

約数和(自身を含む): 3451291200

約数和(自身を除く): 2171045208

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 41, 57, 76, 82, 114, 123, 152, 164, 228, 246, 328, 456, 492, 779, 984, 1558, 2337, 3116, 4674, 6232, 9348, 18696, 68477, 136954, 205431, 273908, 410862, 547816, 821724, 1301063, 1643448, 2602126, 2807557, 3903189, 5204252, 5615114, 7806378, 8422671, 10408504, 11230228, 15612756, 16845342, 22460456, 31225512, 33690684, 53343583, 67381368, 106687166, 160030749, 213374332, 320061498, 426748664, 640122996, 1280245992]

約数ペア:

[(1, 1280245992), (2, 640122996), (3, 426748664), (4, 320061498), (6, 213374332), (8, 160030749), (12, 106687166), (19, 67381368), (24, 53343583), (38, 33690684), (41, 31225512), (57, 22460456), (76, 16845342), (82, 15612756), (114, 11230228), (123, 10408504), (152, 8422671), (164, 7806378), (228, 5615114), (246, 5204252), (328, 3903189), (456, 2807557), (492, 2602126), (779, 1643448), (984, 1301063), (1558, 821724), (2337, 547816), (3116, 410862), (4674, 273908), (6232, 205431), (9348, 136954), (18696, 68477)]