990660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:121

約数の個数: 96

約数和(自身を含む): 3225600

約数和(自身を除く): 2234940

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 19, 20, 22, 30, 33, 38, 44, 55, 57, 60, 66, 76, 79, 95, 110, 114, 132, 158, 165, 190, 209, 220, 228, 237, 285, 316, 330, 380, 395, 418, 474, 570, 627, 660, 790, 836, 869, 948, 1045, 1140, 1185, 1254, 1501, 1580, 1738, 2090, 2370, 2508, 2607, 3002, 3135, 3476, 4180, 4345, 4503, 4740, 5214, 6004, 6270, 7505, 8690, 9006, 10428, 12540, 13035, 15010, 16511, 17380, 18012, 22515, 26070, 30020, 33022, 45030, 49533, 52140, 66044, 82555, 90060, 99066, 165110, 198132, 247665, 330220, 495330, 990660]

約数ペア:

[(1, 990660), (2, 495330), (3, 330220), (4, 247665), (5, 198132), (6, 165110), (10, 99066), (11, 90060), (12, 82555), (15, 66044), (19, 52140), (20, 49533), (22, 45030), (30, 33022), (33, 30020), (38, 26070), (44, 22515), (55, 18012), (57, 17380), (60, 16511), (66, 15010), (76, 13035), (79, 12540), (95, 10428), (110, 9006), (114, 8690), (132, 7505), (158, 6270), (165, 6004), (190, 5214), (209, 4740), (220, 4503), (228, 4345), (237, 4180), (285, 3476), (316, 3135), (330, 3002), (380, 2607), (395, 2508), (418, 2370), (474, 2090), (570, 1738), (627, 1580), (660, 1501), (790, 1254), (836, 1185), (869, 1140), (948, 1045)]