220172974

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:230

約数の個数: 72

約数和(自身を含む): 417590208

約数和(自身を除く): 197417234

約数列:

[1, 2, 7, 14, 23, 31, 46, 49, 62, 98, 137, 161, 217, 274, 322, 434, 529, 713, 959, 1058, 1127, 1426, 1519, 1918, 2254, 3038, 3151, 3703, 4247, 4991, 6302, 6713, 7406, 8494, 9982, 13426, 16399, 22057, 25921, 29729, 32798, 34937, 44114, 51842, 59458, 69874, 72473, 97681, 114793, 144946, 154399, 195362, 208103, 229586, 308798, 416206, 507311, 683767, 803551, 1014622, 1367534, 1607102, 2246663, 3551177, 4493326, 4786369, 7102354, 9572738, 15726641, 31453282, 110086487, 220172974]

約数ペア:

[(1, 220172974), (2, 110086487), (7, 31453282), (14, 15726641), (23, 9572738), (31, 7102354), (46, 4786369), (49, 4493326), (62, 3551177), (98, 2246663), (137, 1607102), (161, 1367534), (217, 1014622), (274, 803551), (322, 683767), (434, 507311), (529, 416206), (713, 308798), (959, 229586), (1058, 208103), (1127, 195362), (1426, 154399), (1519, 144946), (1918, 114793), (2254, 97681), (3038, 72473), (3151, 69874), (3703, 59458), (4247, 51842), (4991, 44114), (6302, 34937), (6713, 32798), (7406, 29729), (8494, 25921), (9982, 22057), (13426, 16399)]