1780808580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{430147}}^1$

素因数の和:430185

約数の個数: 72

約数和(自身を含む): 5636659392

約数和(自身を除く): 3855850812

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 430147, 860294, 1290441, 1720588, 2150735, 2580882, 3871323, 4301470, 5161764, 6452205, 7742646, 8602940, 9893381, 12904410, 15485292, 19356615, 19786762, 25808820, 29680143, 38713230, 39573524, 49466905, 59360286, 77426460, 89040429, 98933810, 118720572, 148400715, 178080858, 197867620, 296801430, 356161716, 445202145, 593602860, 890404290, 1780808580]

約数ペア:

[(1, 1780808580), (2, 890404290), (3, 593602860), (4, 445202145), (5, 356161716), (6, 296801430), (9, 197867620), (10, 178080858), (12, 148400715), (15, 118720572), (18, 98933810), (20, 89040429), (23, 77426460), (30, 59360286), (36, 49466905), (45, 39573524), (46, 38713230), (60, 29680143), (69, 25808820), (90, 19786762), (92, 19356615), (115, 15485292), (138, 12904410), (180, 9893381), (207, 8602940), (230, 7742646), (276, 6452205), (345, 5161764), (414, 4301470), (460, 3871323), (690, 2580882), (828, 2150735), (1035, 1720588), (1380, 1290441), (2070, 860294), (4140, 430147)]