78189990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{1321}}^1\times {\mathrm{1973}}^1$

素因数の和:3304

約数の個数: 32

約数和(自身を含む): 187893216

約数和(自身を除く): 109703226

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 1321, 1973, 2642, 3946, 3963, 5919, 6605, 7926, 9865, 11838, 13210, 19730, 19815, 29595, 39630, 59190, 2606333, 5212666, 7818999, 13031665, 15637998, 26063330, 39094995, 78189990]

約数ペア:

[(1, 78189990), (2, 39094995), (3, 26063330), (5, 15637998), (6, 13031665), (10, 7818999), (15, 5212666), (30, 2606333), (1321, 59190), (1973, 39630), (2642, 29595), (3946, 19815), (3963, 19730), (5919, 13210), (6605, 11838), (7926, 9865)]