80473140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{419}}^1$

素因数の和:542

約数の個数: 144

約数和(自身を含む): 269680320

約数和(自身を除く): 189207180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 97, 99, 110, 132, 165, 180, 194, 198, 220, 291, 330, 388, 396, 419, 485, 495, 582, 660, 838, 873, 970, 990, 1067, 1164, 1257, 1455, 1676, 1746, 1940, 1980, 2095, 2134, 2514, 2910, 3201, 3492, 3771, 4190, 4268, 4365, 4609, 5028, 5335, 5820, 6285, 6402, 7542, 8380, 8730, 9218, 9603, 10670, 12570, 12804, 13827, 15084, 16005, 17460, 18436, 18855, 19206, 21340, 23045, 25140, 27654, 32010, 37710, 38412, 40643, 41481, 46090, 48015, 55308, 64020, 69135, 75420, 81286, 82962, 92180, 96030, 121929, 138270, 162572, 165924, 192060, 203215, 207405, 243858, 276540, 365787, 406430, 414810, 447073, 487716, 609645, 731574, 812860, 829620, 894146, 1219290, 1341219, 1463148, 1788292, 1828935, 2235365, 2438580, 2682438, 3657870, 4023657, 4470730, 5364876, 6706095, 7315740, 8047314, 8941460, 13412190, 16094628, 20118285, 26824380, 40236570, 80473140]

約数ペア:

[(1, 80473140), (2, 40236570), (3, 26824380), (4, 20118285), (5, 16094628), (6, 13412190), (9, 8941460), (10, 8047314), (11, 7315740), (12, 6706095), (15, 5364876), (18, 4470730), (20, 4023657), (22, 3657870), (30, 2682438), (33, 2438580), (36, 2235365), (44, 1828935), (45, 1788292), (55, 1463148), (60, 1341219), (66, 1219290), (90, 894146), (97, 829620), (99, 812860), (110, 731574), (132, 609645), (165, 487716), (180, 447073), (194, 414810), (198, 406430), (220, 365787), (291, 276540), (330, 243858), (388, 207405), (396, 203215), (419, 192060), (485, 165924), (495, 162572), (582, 138270), (660, 121929), (838, 96030), (873, 92180), (970, 82962), (990, 81286), (1067, 75420), (1164, 69135), (1257, 64020), (1455, 55308), (1676, 48015), (1746, 46090), (1940, 41481), (1980, 40643), (2095, 38412), (2134, 37710), (2514, 32010), (2910, 27654), (3201, 25140), (3492, 23045), (3771, 21340), (4190, 19206), (4268, 18855), (4365, 18436), (4609, 17460), (5028, 16005), (5335, 15084), (5820, 13827), (6285, 12804), (6402, 12570), (7542, 10670), (8380, 9603), (8730, 9218)]