256877400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{32933}}^1$

素因数の和:32965

約数の個数: 96

約数和(自身を含む): 857601360

約数和(自身を除く): 600723960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 104, 120, 130, 150, 156, 195, 200, 260, 300, 312, 325, 390, 520, 600, 650, 780, 975, 1300, 1560, 1950, 2600, 3900, 7800, 32933, 65866, 98799, 131732, 164665, 197598, 263464, 329330, 395196, 428129, 493995, 658660, 790392, 823325, 856258, 987990, 1284387, 1317320, 1646650, 1712516, 1975980, 2140645, 2469975, 2568774, 3293300, 3425032, 3951960, 4281290, 4939950, 5137548, 6421935, 6586600, 8562580, 9879900, 10275096, 10703225, 12843870, 17125160, 19759800, 21406450, 25687740, 32109675, 42812900, 51375480, 64219350, 85625800, 128438700, 256877400]

約数ペア:

[(1, 256877400), (2, 128438700), (3, 85625800), (4, 64219350), (5, 51375480), (6, 42812900), (8, 32109675), (10, 25687740), (12, 21406450), (13, 19759800), (15, 17125160), (20, 12843870), (24, 10703225), (25, 10275096), (26, 9879900), (30, 8562580), (39, 6586600), (40, 6421935), (50, 5137548), (52, 4939950), (60, 4281290), (65, 3951960), (75, 3425032), (78, 3293300), (100, 2568774), (104, 2469975), (120, 2140645), (130, 1975980), (150, 1712516), (156, 1646650), (195, 1317320), (200, 1284387), (260, 987990), (300, 856258), (312, 823325), (325, 790392), (390, 658660), (520, 493995), (600, 428129), (650, 395196), (780, 329330), (975, 263464), (1300, 197598), (1560, 164665), (1950, 131732), (2600, 98799), (3900, 65866), (7800, 32933)]