78760458

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1499}}^1$

素因数の和:1656

約数の個数: 64

約数和(自身を含む): 201600000

約数和(自身を除く): 122839542

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 139, 189, 278, 378, 417, 834, 973, 1251, 1499, 1946, 2502, 2919, 2998, 3753, 4497, 5838, 7506, 8757, 8994, 10493, 13491, 17514, 20986, 26271, 26982, 31479, 40473, 52542, 62958, 80946, 94437, 188874, 208361, 283311, 416722, 566622, 625083, 1250166, 1458527, 1875249, 2917054, 3750498, 4375581, 5625747, 8751162, 11251494, 13126743, 26253486, 39380229, 78760458]

約数ペア:

[(1, 78760458), (2, 39380229), (3, 26253486), (6, 13126743), (7, 11251494), (9, 8751162), (14, 5625747), (18, 4375581), (21, 3750498), (27, 2917054), (42, 1875249), (54, 1458527), (63, 1250166), (126, 625083), (139, 566622), (189, 416722), (278, 283311), (378, 208361), (417, 188874), (834, 94437), (973, 80946), (1251, 62958), (1499, 52542), (1946, 40473), (2502, 31479), (2919, 26982), (2998, 26271), (3753, 20986), (4497, 17514), (5838, 13491), (7506, 10493), (8757, 8994)]