80619660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2143}}^1$

素因数の和:2188

約数の個数: 144

約数和(自身を含む): 280949760

約数和(自身を除く): 200330100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 30, 33, 36, 38, 44, 45, 55, 57, 60, 66, 76, 90, 95, 99, 110, 114, 132, 165, 171, 180, 190, 198, 209, 220, 228, 285, 330, 342, 380, 396, 418, 495, 570, 627, 660, 684, 836, 855, 990, 1045, 1140, 1254, 1710, 1881, 1980, 2090, 2143, 2508, 3135, 3420, 3762, 4180, 4286, 6270, 6429, 7524, 8572, 9405, 10715, 12540, 12858, 18810, 19287, 21430, 23573, 25716, 32145, 37620, 38574, 40717, 42860, 47146, 64290, 70719, 77148, 81434, 94292, 96435, 117865, 122151, 128580, 141438, 162868, 192870, 203585, 212157, 235730, 244302, 282876, 353595, 366453, 385740, 407170, 424314, 447887, 471460, 488604, 610755, 707190, 732906, 814340, 848628, 895774, 1060785, 1221510, 1343661, 1414380, 1465812, 1791548, 1832265, 2121570, 2239435, 2443020, 2687322, 3664530, 4030983, 4243140, 4478870, 5374644, 6718305, 7329060, 8061966, 8957740, 13436610, 16123932, 20154915, 26873220, 40309830, 80619660]

約数ペア:

[(1, 80619660), (2, 40309830), (3, 26873220), (4, 20154915), (5, 16123932), (6, 13436610), (9, 8957740), (10, 8061966), (11, 7329060), (12, 6718305), (15, 5374644), (18, 4478870), (19, 4243140), (20, 4030983), (22, 3664530), (30, 2687322), (33, 2443020), (36, 2239435), (38, 2121570), (44, 1832265), (45, 1791548), (55, 1465812), (57, 1414380), (60, 1343661), (66, 1221510), (76, 1060785), (90, 895774), (95, 848628), (99, 814340), (110, 732906), (114, 707190), (132, 610755), (165, 488604), (171, 471460), (180, 447887), (190, 424314), (198, 407170), (209, 385740), (220, 366453), (228, 353595), (285, 282876), (330, 244302), (342, 235730), (380, 212157), (396, 203585), (418, 192870), (495, 162868), (570, 141438), (627, 128580), (660, 122151), (684, 117865), (836, 96435), (855, 94292), (990, 81434), (1045, 77148), (1140, 70719), (1254, 64290), (1710, 47146), (1881, 42860), (1980, 40717), (2090, 38574), (2143, 37620), (2508, 32145), (3135, 25716), (3420, 23573), (3762, 21430), (4180, 19287), (4286, 18810), (6270, 12858), (6429, 12540), (7524, 10715), (8572, 9405)]