620068788

素因数分解:

$2^2\times 3^2\times {\mathrm{79}}^1\times {\mathrm{263}}^1\times {\mathrm{829}}^1$

素因数の和:1181

約数の個数: 72

約数和(自身を含む): 1595193600

約数和(自身を除く): 975124812

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 79, 158, 237, 263, 316, 474, 526, 711, 789, 829, 948, 1052, 1422, 1578, 1658, 2367, 2487, 2844, 3156, 3316, 4734, 4974, 7461, 9468, 9948, 14922, 20777, 29844, 41554, 62331, 65491, 83108, 124662, 130982, 186993, 196473, 218027, 249324, 261964, 373986, 392946, 436054, 589419, 654081, 747972, 785892, 872108, 1178838, 1308162, 1962243, 2357676, 2616324, 3924486, 7848972, 17224133, 34448266, 51672399, 68896532, 103344798, 155017197, 206689596, 310034394, 620068788]

約数ペア:

[(1, 620068788), (2, 310034394), (3, 206689596), (4, 155017197), (6, 103344798), (9, 68896532), (12, 51672399), (18, 34448266), (36, 17224133), (79, 7848972), (158, 3924486), (237, 2616324), (263, 2357676), (316, 1962243), (474, 1308162), (526, 1178838), (711, 872108), (789, 785892), (829, 747972), (948, 654081), (1052, 589419), (1422, 436054), (1578, 392946), (1658, 373986), (2367, 261964), (2487, 249324), (2844, 218027), (3156, 196473), (3316, 186993), (4734, 130982), (4974, 124662), (7461, 83108), (9468, 65491), (9948, 62331), (14922, 41554), (20777, 29844)]