645670608

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71933}}^1$

素因数の和:71972

約数の個数: 80

約数和(自身を含む): 1926680256

約数和(自身を除く): 1281009648

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 17, 22, 24, 33, 34, 44, 48, 51, 66, 68, 88, 102, 132, 136, 176, 187, 204, 264, 272, 374, 408, 528, 561, 748, 816, 1122, 1496, 2244, 2992, 4488, 8976, 71933, 143866, 215799, 287732, 431598, 575464, 791263, 863196, 1150928, 1222861, 1582526, 1726392, 2373789, 2445722, 3165052, 3452784, 3668583, 4747578, 4891444, 6330104, 7337166, 9495156, 9782888, 12660208, 13451471, 14674332, 18990312, 19565776, 26902942, 29348664, 37980624, 40354413, 53805884, 58697328, 80708826, 107611768, 161417652, 215223536, 322835304, 645670608]

約数ペア:

[(1, 645670608), (2, 322835304), (3, 215223536), (4, 161417652), (6, 107611768), (8, 80708826), (11, 58697328), (12, 53805884), (16, 40354413), (17, 37980624), (22, 29348664), (24, 26902942), (33, 19565776), (34, 18990312), (44, 14674332), (48, 13451471), (51, 12660208), (66, 9782888), (68, 9495156), (88, 7337166), (102, 6330104), (132, 4891444), (136, 4747578), (176, 3668583), (187, 3452784), (204, 3165052), (264, 2445722), (272, 2373789), (374, 1726392), (408, 1582526), (528, 1222861), (561, 1150928), (748, 863196), (816, 791263), (1122, 575464), (1496, 431598), (2244, 287732), (2992, 215799), (4488, 143866), (8976, 71933)]