245247816

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:335

約数の個数: 128

約数和(自身を含む): 691205760

約数和(自身を除く): 445957944

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 61, 66, 88, 97, 122, 132, 157, 183, 194, 244, 264, 291, 314, 366, 388, 471, 488, 582, 628, 671, 732, 776, 942, 1067, 1164, 1256, 1342, 1464, 1727, 1884, 2013, 2134, 2328, 2684, 3201, 3454, 3768, 4026, 4268, 5181, 5368, 5917, 6402, 6908, 8052, 8536, 9577, 10362, 11834, 12804, 13816, 15229, 16104, 17751, 19154, 20724, 23668, 25608, 28731, 30458, 35502, 38308, 41448, 45687, 47336, 57462, 60916, 65087, 71004, 76616, 91374, 105347, 114924, 121832, 130174, 142008, 167519, 182748, 195261, 210694, 229848, 260348, 316041, 335038, 365496, 390522, 421388, 502557, 520696, 632082, 670076, 781044, 842776, 928969, 1005114, 1264164, 1340152, 1562088, 1857938, 2010228, 2528328, 2786907, 3715876, 4020456, 5573814, 7431752, 10218659, 11147628, 20437318, 22295256, 30655977, 40874636, 61311954, 81749272, 122623908, 245247816]

約数ペア:

[(1, 245247816), (2, 122623908), (3, 81749272), (4, 61311954), (6, 40874636), (8, 30655977), (11, 22295256), (12, 20437318), (22, 11147628), (24, 10218659), (33, 7431752), (44, 5573814), (61, 4020456), (66, 3715876), (88, 2786907), (97, 2528328), (122, 2010228), (132, 1857938), (157, 1562088), (183, 1340152), (194, 1264164), (244, 1005114), (264, 928969), (291, 842776), (314, 781044), (366, 670076), (388, 632082), (471, 520696), (488, 502557), (582, 421388), (628, 390522), (671, 365496), (732, 335038), (776, 316041), (942, 260348), (1067, 229848), (1164, 210694), (1256, 195261), (1342, 182748), (1464, 167519), (1727, 142008), (1884, 130174), (2013, 121832), (2134, 114924), (2328, 105347), (2684, 91374), (3201, 76616), (3454, 71004), (3768, 65087), (4026, 60916), (4268, 57462), (5181, 47336), (5368, 45687), (5917, 41448), (6402, 38308), (6908, 35502), (8052, 30458), (8536, 28731), (9577, 25608), (10362, 23668), (11834, 20724), (12804, 19154), (13816, 17751), (15229, 16104)]