251131252008

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{400651}}^1$

素因数の和:400728

約数の個数: 192

約数和(自身を含む): 805695145920

約数和(自身を除く): 554563893912

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 41, 42, 49, 52, 56, 78, 82, 84, 91, 98, 104, 123, 147, 156, 164, 168, 182, 196, 246, 273, 287, 294, 312, 328, 364, 392, 492, 533, 546, 574, 588, 637, 728, 861, 984, 1066, 1092, 1148, 1176, 1274, 1599, 1722, 1911, 2009, 2132, 2184, 2296, 2548, 3198, 3444, 3731, 3822, 4018, 4264, 5096, 6027, 6396, 6888, 7462, 7644, 8036, 11193, 12054, 12792, 14924, 15288, 16072, 22386, 24108, 26117, 29848, 44772, 48216, 52234, 78351, 89544, 104468, 156702, 208936, 313404, 400651, 626808, 801302, 1201953, 1602604, 2403906, 2804557, 3205208, 4807812, 5208463, 5609114, 8413671, 9615624, 10416926, 11218228, 15625389, 16426691, 16827342, 19631899, 20833852, 22436456, 31250778, 32853382, 33654684, 36459241, 39263798, 41667704, 49280073, 58895697, 62501556, 65706764, 67309368, 72918482, 78527596, 98560146, 109377723, 114986837, 117791394, 125003112, 131413528, 145836964, 157055192, 197120292, 213546983, 218755446, 229973674, 235582788, 255214687, 291673928, 344960511, 394240584, 427093966, 437510892, 459947348, 471165576, 510429374, 640640949, 689921022, 765644061, 804907859, 854187932, 875021784, 919894696, 1020858748, 1281281898, 1379842044, 1494828881, 1531288122, 1609815718, 1708375864, 2041717496, 2414723577, 2562563796, 2759684088, 2989657762, 3062576244, 3219631436, 4484486643, 4829447154, 5125127592, 5979315524, 6125152488, 6439262872, 8968973286, 9658894308, 10463802167, 11958631048, 17937946572, 19317788616, 20927604334, 31391406501, 35875893144, 41855208668, 62782813002, 83710417336, 125565626004, 251131252008]

約数ペア:

[(1, 251131252008), (2, 125565626004), (3, 83710417336), (4, 62782813002), (6, 41855208668), (7, 35875893144), (8, 31391406501), (12, 20927604334), (13, 19317788616), (14, 17937946572), (21, 11958631048), (24, 10463802167), (26, 9658894308), (28, 8968973286), (39, 6439262872), (41, 6125152488), (42, 5979315524), (49, 5125127592), (52, 4829447154), (56, 4484486643), (78, 3219631436), (82, 3062576244), (84, 2989657762), (91, 2759684088), (98, 2562563796), (104, 2414723577), (123, 2041717496), (147, 1708375864), (156, 1609815718), (164, 1531288122), (168, 1494828881), (182, 1379842044), (196, 1281281898), (246, 1020858748), (273, 919894696), (287, 875021784), (294, 854187932), (312, 804907859), (328, 765644061), (364, 689921022), (392, 640640949), (492, 510429374), (533, 471165576), (546, 459947348), (574, 437510892), (588, 427093966), (637, 394240584), (728, 344960511), (861, 291673928), (984, 255214687), (1066, 235582788), (1092, 229973674), (1148, 218755446), (1176, 213546983), (1274, 197120292), (1599, 157055192), (1722, 145836964), (1911, 131413528), (2009, 125003112), (2132, 117791394), (2184, 114986837), (2296, 109377723), (2548, 98560146), (3198, 78527596), (3444, 72918482), (3731, 67309368), (3822, 65706764), (4018, 62501556), (4264, 58895697), (5096, 49280073), (6027, 41667704), (6396, 39263798), (6888, 36459241), (7462, 33654684), (7644, 32853382), (8036, 31250778), (11193, 22436456), (12054, 20833852), (12792, 19631899), (14924, 16827342), (15288, 16426691), (16072, 15625389), (22386, 11218228), (24108, 10416926), (26117, 9615624), (29848, 8413671), (44772, 5609114), (48216, 5208463), (52234, 4807812), (78351, 3205208), (89544, 2804557), (104468, 2403906), (156702, 1602604), (208936, 1201953), (313404, 801302), (400651, 626808)]