217197008

素因数分解:

$2^4\times 7^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1$

素因数の和:325

約数の個数: 120

約数和(自身を含む): 520982280

約数和(自身を除く): 303785272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 41, 49, 56, 58, 82, 98, 112, 116, 164, 196, 203, 232, 233, 287, 328, 392, 406, 464, 466, 574, 656, 784, 812, 932, 1148, 1189, 1421, 1624, 1631, 1864, 2009, 2296, 2378, 2842, 3248, 3262, 3728, 4018, 4592, 4756, 5684, 6524, 6757, 8036, 8323, 9512, 9553, 11368, 11417, 13048, 13514, 16072, 16646, 19024, 19106, 22736, 22834, 26096, 27028, 32144, 33292, 38212, 45668, 47299, 54056, 58261, 66584, 66871, 76424, 91336, 94598, 108112, 116522, 133168, 133742, 152848, 182672, 189196, 233044, 267484, 277037, 331093, 378392, 466088, 468097, 534968, 554074, 662186, 756784, 932176, 936194, 1069936, 1108148, 1324372, 1872388, 1939259, 2216296, 2648744, 3744776, 3878518, 4432592, 5297488, 7489552, 7757036, 13574813, 15514072, 27149626, 31028144, 54299252, 108598504, 217197008]

約数ペア:

[(1, 217197008), (2, 108598504), (4, 54299252), (7, 31028144), (8, 27149626), (14, 15514072), (16, 13574813), (28, 7757036), (29, 7489552), (41, 5297488), (49, 4432592), (56, 3878518), (58, 3744776), (82, 2648744), (98, 2216296), (112, 1939259), (116, 1872388), (164, 1324372), (196, 1108148), (203, 1069936), (232, 936194), (233, 932176), (287, 756784), (328, 662186), (392, 554074), (406, 534968), (464, 468097), (466, 466088), (574, 378392), (656, 331093), (784, 277037), (812, 267484), (932, 233044), (1148, 189196), (1189, 182672), (1421, 152848), (1624, 133742), (1631, 133168), (1864, 116522), (2009, 108112), (2296, 94598), (2378, 91336), (2842, 76424), (3248, 66871), (3262, 66584), (3728, 58261), (4018, 54056), (4592, 47299), (4756, 45668), (5684, 38212), (6524, 33292), (6757, 32144), (8036, 27028), (8323, 26096), (9512, 22834), (9553, 22736), (11368, 19106), (11417, 19024), (13048, 16646), (13514, 16072)]