129242240

素因数分解:

$2^7\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2269}}^1$

素因数の和:2377

約数の個数: 64

約数和(自身を含む): 312579000

約数和(自身を除く): 183336760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 128, 160, 178, 320, 356, 445, 640, 712, 890, 1424, 1780, 2269, 2848, 3560, 4538, 5696, 7120, 9076, 11345, 11392, 14240, 18152, 22690, 28480, 36304, 45380, 56960, 72608, 90760, 145216, 181520, 201941, 290432, 363040, 403882, 726080, 807764, 1009705, 1452160, 1615528, 2019410, 3231056, 4038820, 6462112, 8077640, 12924224, 16155280, 25848448, 32310560, 64621120, 129242240]

約数ペア:

[(1, 129242240), (2, 64621120), (4, 32310560), (5, 25848448), (8, 16155280), (10, 12924224), (16, 8077640), (20, 6462112), (32, 4038820), (40, 3231056), (64, 2019410), (80, 1615528), (89, 1452160), (128, 1009705), (160, 807764), (178, 726080), (320, 403882), (356, 363040), (445, 290432), (640, 201941), (712, 181520), (890, 145216), (1424, 90760), (1780, 72608), (2269, 56960), (2848, 45380), (3560, 36304), (4538, 28480), (5696, 22690), (7120, 18152), (9076, 14240), (11345, 11392)]