661586562

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:206

約数の個数: 256

約数和(自身を含む): 1930199040

約数和(自身を除く): 1268612478

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 31, 39, 42, 43, 54, 62, 63, 78, 86, 91, 93, 101, 117, 126, 129, 182, 186, 189, 202, 217, 234, 258, 273, 279, 301, 303, 351, 378, 387, 403, 434, 546, 558, 559, 602, 606, 651, 702, 707, 774, 806, 819, 837, 903, 909, 1118, 1161, 1209, 1302, 1313, 1333, 1414, 1638, 1674, 1677, 1806, 1818, 1953, 2121, 2322, 2418, 2457, 2626, 2666, 2709, 2727, 2821, 3131, 3354, 3627, 3906, 3913, 3939, 3999, 4242, 4343, 4914, 5031, 5418, 5454, 5642, 5859, 6262, 6363, 7254, 7826, 7878, 7998, 8127, 8463, 8686, 9191, 9331, 9393, 10062, 10881, 11718, 11739, 11817, 11997, 12726, 13029, 15093, 16254, 16926, 17329, 18382, 18662, 18786, 19089, 21762, 21917, 23478, 23634, 23994, 25389, 26058, 27573, 27993, 28179, 30186, 30401, 34658, 35217, 35451, 35991, 38178, 39087, 40703, 43834, 50778, 51987, 55146, 55986, 56358, 56459, 60802, 65751, 70434, 70902, 71982, 76167, 78174, 81406, 82719, 83979, 84537, 91203, 103974, 105651, 112918, 117261, 121303, 122109, 131502, 134633, 152334, 155961, 165438, 167958, 169074, 169377, 182406, 197253, 211302, 234522, 242606, 244218, 248157, 251937, 269266, 273609, 284921, 311922, 338754, 363909, 366327, 394506, 395213, 403899, 467883, 496314, 503874, 508131, 547218, 569842, 591759, 727818, 732654, 790426, 807798, 820827, 854763, 935766, 942431, 1016262, 1091727, 1098981, 1183518, 1185639, 1211697, 1524393, 1641654, 1709526, 1750229, 1884862, 2183454, 2197962, 2371278, 2423394, 2564289, 2827293, 3048786, 3275181, 3500458, 3556917, 3635091, 5128578, 5250687, 5654586, 6550362, 7113834, 7270182, 7692867, 8481879, 10501374, 10670751, 12251603, 15385734, 15752061, 16963758, 21341502, 24503206, 25445637, 31504122, 36754809, 47256183, 50891274, 73509618, 94512366, 110264427, 220528854, 330793281, 661586562]

約数ペア:

[(1, 661586562), (2, 330793281), (3, 220528854), (6, 110264427), (7, 94512366), (9, 73509618), (13, 50891274), (14, 47256183), (18, 36754809), (21, 31504122), (26, 25445637), (27, 24503206), (31, 21341502), (39, 16963758), (42, 15752061), (43, 15385734), (54, 12251603), (62, 10670751), (63, 10501374), (78, 8481879), (86, 7692867), (91, 7270182), (93, 7113834), (101, 6550362), (117, 5654586), (126, 5250687), (129, 5128578), (182, 3635091), (186, 3556917), (189, 3500458), (202, 3275181), (217, 3048786), (234, 2827293), (258, 2564289), (273, 2423394), (279, 2371278), (301, 2197962), (303, 2183454), (351, 1884862), (378, 1750229), (387, 1709526), (403, 1641654), (434, 1524393), (546, 1211697), (558, 1185639), (559, 1183518), (602, 1098981), (606, 1091727), (651, 1016262), (702, 942431), (707, 935766), (774, 854763), (806, 820827), (819, 807798), (837, 790426), (903, 732654), (909, 727818), (1118, 591759), (1161, 569842), (1209, 547218), (1302, 508131), (1313, 503874), (1333, 496314), (1414, 467883), (1638, 403899), (1674, 395213), (1677, 394506), (1806, 366327), (1818, 363909), (1953, 338754), (2121, 311922), (2322, 284921), (2418, 273609), (2457, 269266), (2626, 251937), (2666, 248157), (2709, 244218), (2727, 242606), (2821, 234522), (3131, 211302), (3354, 197253), (3627, 182406), (3906, 169377), (3913, 169074), (3939, 167958), (3999, 165438), (4242, 155961), (4343, 152334), (4914, 134633), (5031, 131502), (5418, 122109), (5454, 121303), (5642, 117261), (5859, 112918), (6262, 105651), (6363, 103974), (7254, 91203), (7826, 84537), (7878, 83979), (7998, 82719), (8127, 81406), (8463, 78174), (8686, 76167), (9191, 71982), (9331, 70902), (9393, 70434), (10062, 65751), (10881, 60802), (11718, 56459), (11739, 56358), (11817, 55986), (11997, 55146), (12726, 51987), (13029, 50778), (15093, 43834), (16254, 40703), (16926, 39087), (17329, 38178), (18382, 35991), (18662, 35451), (18786, 35217), (19089, 34658), (21762, 30401), (21917, 30186), (23478, 28179), (23634, 27993), (23994, 27573), (25389, 26058)]