639208260

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1093}}^1$

素因数の和:1152

約数の個数: 180

約数和(自身を含む): 2118248748

約数和(自身を除く): 1479040488

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 228, 270, 285, 324, 342, 361, 380, 405, 513, 540, 570, 684, 722, 810, 855, 1026, 1083, 1093, 1140, 1444, 1539, 1620, 1710, 1805, 2052, 2166, 2186, 2565, 3078, 3249, 3279, 3420, 3610, 4332, 4372, 5130, 5415, 5465, 6156, 6498, 6558, 7220, 7695, 9747, 9837, 10260, 10830, 10930, 12996, 13116, 15390, 16245, 16395, 19494, 19674, 20767, 21660, 21860, 29241, 29511, 30780, 32490, 32790, 38988, 39348, 41534, 48735, 49185, 58482, 59022, 62301, 64980, 65580, 83068, 88533, 97470, 98370, 103835, 116964, 118044, 124602, 146205, 147555, 177066, 186903, 194940, 196740, 207670, 249204, 292410, 295110, 311505, 354132, 373806, 394573, 415340, 442665, 560709, 584820, 590220, 623010, 747612, 789146, 885330, 934515, 1121418, 1183719, 1246020, 1578292, 1682127, 1770660, 1869030, 1972865, 2242836, 2367438, 2803545, 3364254, 3551157, 3738060, 3945730, 4734876, 5607090, 5918595, 6728508, 7102314, 7891460, 8410635, 10653471, 11214180, 11837190, 14204628, 16821270, 17755785, 21306942, 23674380, 31960413, 33642540, 35511570, 42613884, 53267355, 63920826, 71023140, 106534710, 127841652, 159802065, 213069420, 319604130, 639208260]

約数ペア:

[(1, 639208260), (2, 319604130), (3, 213069420), (4, 159802065), (5, 127841652), (6, 106534710), (9, 71023140), (10, 63920826), (12, 53267355), (15, 42613884), (18, 35511570), (19, 33642540), (20, 31960413), (27, 23674380), (30, 21306942), (36, 17755785), (38, 16821270), (45, 14204628), (54, 11837190), (57, 11214180), (60, 10653471), (76, 8410635), (81, 7891460), (90, 7102314), (95, 6728508), (108, 5918595), (114, 5607090), (135, 4734876), (162, 3945730), (171, 3738060), (180, 3551157), (190, 3364254), (228, 2803545), (270, 2367438), (285, 2242836), (324, 1972865), (342, 1869030), (361, 1770660), (380, 1682127), (405, 1578292), (513, 1246020), (540, 1183719), (570, 1121418), (684, 934515), (722, 885330), (810, 789146), (855, 747612), (1026, 623010), (1083, 590220), (1093, 584820), (1140, 560709), (1444, 442665), (1539, 415340), (1620, 394573), (1710, 373806), (1805, 354132), (2052, 311505), (2166, 295110), (2186, 292410), (2565, 249204), (3078, 207670), (3249, 196740), (3279, 194940), (3420, 186903), (3610, 177066), (4332, 147555), (4372, 146205), (5130, 124602), (5415, 118044), (5465, 116964), (6156, 103835), (6498, 98370), (6558, 97470), (7220, 88533), (7695, 83068), (9747, 65580), (9837, 64980), (10260, 62301), (10830, 59022), (10930, 58482), (12996, 49185), (13116, 48735), (15390, 41534), (16245, 39348), (16395, 38988), (19494, 32790), (19674, 32490), (20767, 30780), (21660, 29511), (21860, 29241)]