82518660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{829}}^1$

素因数の和:930

約数の個数: 144

約数和(自身を含む): 290035200

約数和(自身を除く): 207516540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 79, 84, 90, 105, 126, 140, 158, 180, 210, 237, 252, 315, 316, 395, 420, 474, 553, 630, 711, 790, 829, 948, 1106, 1185, 1260, 1422, 1580, 1658, 1659, 2212, 2370, 2487, 2765, 2844, 3316, 3318, 3555, 4145, 4740, 4974, 4977, 5530, 5803, 6636, 7110, 7461, 8290, 8295, 9948, 9954, 11060, 11606, 12435, 14220, 14922, 16580, 16590, 17409, 19908, 23212, 24870, 24885, 29015, 29844, 33180, 34818, 37305, 49740, 49770, 52227, 58030, 65491, 69636, 74610, 87045, 99540, 104454, 116060, 130982, 149220, 174090, 196473, 208908, 261135, 261964, 327455, 348180, 392946, 458437, 522270, 589419, 654910, 785892, 916874, 982365, 1044540, 1178838, 1309820, 1375311, 1833748, 1964730, 2292185, 2357676, 2750622, 2947095, 3929460, 4125933, 4584370, 5501244, 5894190, 6876555, 8251866, 9168740, 11788380, 13753110, 16503732, 20629665, 27506220, 41259330, 82518660]

約数ペア:

[(1, 82518660), (2, 41259330), (3, 27506220), (4, 20629665), (5, 16503732), (6, 13753110), (7, 11788380), (9, 9168740), (10, 8251866), (12, 6876555), (14, 5894190), (15, 5501244), (18, 4584370), (20, 4125933), (21, 3929460), (28, 2947095), (30, 2750622), (35, 2357676), (36, 2292185), (42, 1964730), (45, 1833748), (60, 1375311), (63, 1309820), (70, 1178838), (79, 1044540), (84, 982365), (90, 916874), (105, 785892), (126, 654910), (140, 589419), (158, 522270), (180, 458437), (210, 392946), (237, 348180), (252, 327455), (315, 261964), (316, 261135), (395, 208908), (420, 196473), (474, 174090), (553, 149220), (630, 130982), (711, 116060), (790, 104454), (829, 99540), (948, 87045), (1106, 74610), (1185, 69636), (1260, 65491), (1422, 58030), (1580, 52227), (1658, 49770), (1659, 49740), (2212, 37305), (2370, 34818), (2487, 33180), (2765, 29844), (2844, 29015), (3316, 24885), (3318, 24870), (3555, 23212), (4145, 19908), (4740, 17409), (4974, 16590), (4977, 16580), (5530, 14922), (5803, 14220), (6636, 12435), (7110, 11606), (7461, 11060), (8290, 9954), (8295, 9948)]