21602520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2609}}^1$

素因数の和:2649

約数の個数: 96

約数和(自身を含む): 73288800

約数和(自身を除く): 51686280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 180, 184, 207, 230, 276, 345, 360, 414, 460, 552, 690, 828, 920, 1035, 1380, 1656, 2070, 2609, 2760, 4140, 5218, 7827, 8280, 10436, 13045, 15654, 20872, 23481, 26090, 31308, 39135, 46962, 52180, 60007, 62616, 78270, 93924, 104360, 117405, 120014, 156540, 180021, 187848, 234810, 240028, 300035, 313080, 360042, 469620, 480056, 540063, 600070, 720084, 900105, 939240, 1080126, 1200140, 1440168, 1800210, 2160252, 2400280, 2700315, 3600420, 4320504, 5400630, 7200840, 10801260, 21602520]

約数ペア:

[(1, 21602520), (2, 10801260), (3, 7200840), (4, 5400630), (5, 4320504), (6, 3600420), (8, 2700315), (9, 2400280), (10, 2160252), (12, 1800210), (15, 1440168), (18, 1200140), (20, 1080126), (23, 939240), (24, 900105), (30, 720084), (36, 600070), (40, 540063), (45, 480056), (46, 469620), (60, 360042), (69, 313080), (72, 300035), (90, 240028), (92, 234810), (115, 187848), (120, 180021), (138, 156540), (180, 120014), (184, 117405), (207, 104360), (230, 93924), (276, 78270), (345, 62616), (360, 60007), (414, 52180), (460, 46962), (552, 39135), (690, 31308), (828, 26090), (920, 23481), (1035, 20872), (1380, 15654), (1656, 13045), (2070, 10436), (2609, 8280), (2760, 7827), (4140, 5218)]