15585720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{5647}}^1$

素因数の和:5684

約数の個数: 64

約数和(自身を含む): 48798720

約数和(自身を除く): 33213000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 5647, 11294, 16941, 22588, 28235, 33882, 45176, 56470, 67764, 84705, 112940, 129881, 135528, 169410, 225880, 259762, 338820, 389643, 519524, 649405, 677640, 779286, 1039048, 1298810, 1558572, 1948215, 2597620, 3117144, 3896430, 5195240, 7792860, 15585720]

約数ペア:

[(1, 15585720), (2, 7792860), (3, 5195240), (4, 3896430), (5, 3117144), (6, 2597620), (8, 1948215), (10, 1558572), (12, 1298810), (15, 1039048), (20, 779286), (23, 677640), (24, 649405), (30, 519524), (40, 389643), (46, 338820), (60, 259762), (69, 225880), (92, 169410), (115, 135528), (120, 129881), (138, 112940), (184, 84705), (230, 67764), (276, 56470), (345, 45176), (460, 33882), (552, 28235), (690, 22588), (920, 16941), (1380, 11294), (2760, 5647)]