215126964

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{3307}}^1$

素因数の和:3469

約数の個数: 72

約数和(自身を含む): 590014880

約数和(自身を除く): 374887916

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 139, 156, 234, 278, 417, 468, 556, 834, 1251, 1668, 1807, 2502, 3307, 3614, 5004, 5421, 6614, 7228, 9921, 10842, 13228, 16263, 19842, 21684, 29763, 32526, 39684, 42991, 59526, 65052, 85982, 119052, 128973, 171964, 257946, 386919, 459673, 515892, 773838, 919346, 1379019, 1547676, 1838692, 2758038, 4137057, 5516076, 5975749, 8274114, 11951498, 16548228, 17927247, 23902996, 35854494, 53781741, 71708988, 107563482, 215126964]

約数ペア:

[(1, 215126964), (2, 107563482), (3, 71708988), (4, 53781741), (6, 35854494), (9, 23902996), (12, 17927247), (13, 16548228), (18, 11951498), (26, 8274114), (36, 5975749), (39, 5516076), (52, 4137057), (78, 2758038), (117, 1838692), (139, 1547676), (156, 1379019), (234, 919346), (278, 773838), (417, 515892), (468, 459673), (556, 386919), (834, 257946), (1251, 171964), (1668, 128973), (1807, 119052), (2502, 85982), (3307, 65052), (3614, 59526), (5004, 42991), (5421, 39684), (6614, 32526), (7228, 29763), (9921, 21684), (10842, 19842), (13228, 16263)]