68819880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{587}}^1\times {\mathrm{977}}^1$

素因数の和:1578

約数の個数: 64

約数和(自身を含む): 207023040

約数和(自身を除く): 138203160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 587, 977, 1174, 1761, 1954, 2348, 2931, 2935, 3522, 3908, 4696, 4885, 5862, 5870, 7044, 7816, 8805, 9770, 11724, 11740, 14088, 14655, 17610, 19540, 23448, 23480, 29310, 35220, 39080, 58620, 70440, 117240, 573499, 1146998, 1720497, 2293996, 2867495, 3440994, 4587992, 5734990, 6881988, 8602485, 11469980, 13763976, 17204970, 22939960, 34409940, 68819880]

約数ペア:

[(1, 68819880), (2, 34409940), (3, 22939960), (4, 17204970), (5, 13763976), (6, 11469980), (8, 8602485), (10, 6881988), (12, 5734990), (15, 4587992), (20, 3440994), (24, 2867495), (30, 2293996), (40, 1720497), (60, 1146998), (120, 573499), (587, 117240), (977, 70440), (1174, 58620), (1761, 39080), (1954, 35220), (2348, 29310), (2931, 23480), (2935, 23448), (3522, 19540), (3908, 17610), (4696, 14655), (4885, 14088), (5862, 11740), (5870, 11724), (7044, 9770), (7816, 8805)]