720160008

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{26161}}^1$

素因数の和:26238

約数の個数: 64

約数和(自身を含む): 1908779520

約数和(自身を除く): 1188619512

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 37, 62, 74, 93, 111, 124, 148, 186, 222, 248, 296, 372, 444, 744, 888, 1147, 2294, 3441, 4588, 6882, 9176, 13764, 26161, 27528, 52322, 78483, 104644, 156966, 209288, 313932, 627864, 810991, 967957, 1621982, 1935914, 2432973, 2903871, 3243964, 3871828, 4865946, 5807742, 6487928, 7743656, 9731892, 11615484, 19463784, 23230968, 30006667, 60013334, 90020001, 120026668, 180040002, 240053336, 360080004, 720160008]

約数ペア:

[(1, 720160008), (2, 360080004), (3, 240053336), (4, 180040002), (6, 120026668), (8, 90020001), (12, 60013334), (24, 30006667), (31, 23230968), (37, 19463784), (62, 11615484), (74, 9731892), (93, 7743656), (111, 6487928), (124, 5807742), (148, 4865946), (186, 3871828), (222, 3243964), (248, 2903871), (296, 2432973), (372, 1935914), (444, 1621982), (744, 967957), (888, 810991), (1147, 627864), (2294, 313932), (3441, 209288), (4588, 156966), (6882, 104644), (9176, 78483), (13764, 52322), (26161, 27528)]