646382736

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{7621}}^1$

素因数の和:7685

約数の個数: 120

約数和(自身を含む): 1965866240

約数和(自身を除く): 1319483504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 31, 36, 38, 48, 57, 62, 72, 76, 93, 114, 124, 144, 152, 171, 186, 228, 248, 279, 304, 342, 372, 456, 496, 558, 589, 684, 744, 912, 1116, 1178, 1368, 1488, 1767, 2232, 2356, 2736, 3534, 4464, 4712, 5301, 7068, 7621, 9424, 10602, 14136, 15242, 21204, 22863, 28272, 30484, 42408, 45726, 60968, 68589, 84816, 91452, 121936, 137178, 144799, 182904, 236251, 274356, 289598, 365808, 434397, 472502, 548712, 579196, 708753, 868794, 945004, 1097424, 1158392, 1303191, 1417506, 1737588, 1890008, 2126259, 2316784, 2606382, 2835012, 3475176, 3780016, 4252518, 4488769, 5212764, 5670024, 6950352, 8505036, 8977538, 10425528, 11340048, 13466307, 17010072, 17955076, 20851056, 26932614, 34020144, 35910152, 40398921, 53865228, 71820304, 80797842, 107730456, 161595684, 215460912, 323191368, 646382736]

約数ペア:

[(1, 646382736), (2, 323191368), (3, 215460912), (4, 161595684), (6, 107730456), (8, 80797842), (9, 71820304), (12, 53865228), (16, 40398921), (18, 35910152), (19, 34020144), (24, 26932614), (31, 20851056), (36, 17955076), (38, 17010072), (48, 13466307), (57, 11340048), (62, 10425528), (72, 8977538), (76, 8505036), (93, 6950352), (114, 5670024), (124, 5212764), (144, 4488769), (152, 4252518), (171, 3780016), (186, 3475176), (228, 2835012), (248, 2606382), (279, 2316784), (304, 2126259), (342, 1890008), (372, 1737588), (456, 1417506), (496, 1303191), (558, 1158392), (589, 1097424), (684, 945004), (744, 868794), (912, 708753), (1116, 579196), (1178, 548712), (1368, 472502), (1488, 434397), (1767, 365808), (2232, 289598), (2356, 274356), (2736, 236251), (3534, 182904), (4464, 144799), (4712, 137178), (5301, 121936), (7068, 91452), (7621, 84816), (9424, 68589), (10602, 60968), (14136, 45726), (15242, 42408), (21204, 30484), (22863, 28272)]