641475072

素因数分解:

$2^9\times 3^3\times 7^2\times {\mathrm{947}}^1$

素因数の和:988

約数の個数: 240

約数和(自身を含む): 2211153120

約数和(自身を除く): 1569678048

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 64, 72, 84, 96, 98, 108, 112, 126, 128, 144, 147, 168, 189, 192, 196, 216, 224, 252, 256, 288, 294, 336, 378, 384, 392, 432, 441, 448, 504, 512, 576, 588, 672, 756, 768, 784, 864, 882, 896, 947, 1008, 1152, 1176, 1323, 1344, 1512, 1536, 1568, 1728, 1764, 1792, 1894, 2016, 2304, 2352, 2646, 2688, 2841, 3024, 3136, 3456, 3528, 3584, 3788, 4032, 4608, 4704, 5292, 5376, 5682, 6048, 6272, 6629, 6912, 7056, 7576, 8064, 8523, 9408, 10584, 10752, 11364, 12096, 12544, 13258, 13824, 14112, 15152, 16128, 17046, 18816, 19887, 21168, 22728, 24192, 25088, 25569, 26516, 28224, 30304, 32256, 34092, 37632, 39774, 42336, 45456, 46403, 48384, 51138, 53032, 56448, 59661, 60608, 68184, 75264, 79548, 84672, 90912, 92806, 96768, 102276, 106064, 112896, 119322, 121216, 136368, 139209, 159096, 169344, 178983, 181824, 185612, 204552, 212128, 225792, 238644, 242432, 272736, 278418, 318192, 338688, 357966, 363648, 371224, 409104, 417627, 424256, 477288, 484864, 545472, 556836, 636384, 677376, 715932, 727296, 742448, 818208, 835254, 848512, 954576, 1090944, 1113672, 1252881, 1272768, 1431864, 1454592, 1484896, 1636416, 1670508, 1697024, 1909152, 2181888, 2227344, 2505762, 2545536, 2863728, 2969792, 3272832, 3341016, 3394048, 3818304, 4363776, 4454688, 5011524, 5091072, 5727456, 5939584, 6545664, 6682032, 7636608, 8909376, 10023048, 10182144, 11454912, 11879168, 13091328, 13364064, 15273216, 17818752, 20046096, 22909824, 23758336, 26728128, 30546432, 35637504, 40092192, 45819648, 53456256, 71275008, 80184384, 91639296, 106912512, 160368768, 213825024, 320737536, 641475072]

約数ペア:

[(1, 641475072), (2, 320737536), (3, 213825024), (4, 160368768), (6, 106912512), (7, 91639296), (8, 80184384), (9, 71275008), (12, 53456256), (14, 45819648), (16, 40092192), (18, 35637504), (21, 30546432), (24, 26728128), (27, 23758336), (28, 22909824), (32, 20046096), (36, 17818752), (42, 15273216), (48, 13364064), (49, 13091328), (54, 11879168), (56, 11454912), (63, 10182144), (64, 10023048), (72, 8909376), (84, 7636608), (96, 6682032), (98, 6545664), (108, 5939584), (112, 5727456), (126, 5091072), (128, 5011524), (144, 4454688), (147, 4363776), (168, 3818304), (189, 3394048), (192, 3341016), (196, 3272832), (216, 2969792), (224, 2863728), (252, 2545536), (256, 2505762), (288, 2227344), (294, 2181888), (336, 1909152), (378, 1697024), (384, 1670508), (392, 1636416), (432, 1484896), (441, 1454592), (448, 1431864), (504, 1272768), (512, 1252881), (576, 1113672), (588, 1090944), (672, 954576), (756, 848512), (768, 835254), (784, 818208), (864, 742448), (882, 727296), (896, 715932), (947, 677376), (1008, 636384), (1152, 556836), (1176, 545472), (1323, 484864), (1344, 477288), (1512, 424256), (1536, 417627), (1568, 409104), (1728, 371224), (1764, 363648), (1792, 357966), (1894, 338688), (2016, 318192), (2304, 278418), (2352, 272736), (2646, 242432), (2688, 238644), (2841, 225792), (3024, 212128), (3136, 204552), (3456, 185612), (3528, 181824), (3584, 178983), (3788, 169344), (4032, 159096), (4608, 139209), (4704, 136368), (5292, 121216), (5376, 119322), (5682, 112896), (6048, 106064), (6272, 102276), (6629, 96768), (6912, 92806), (7056, 90912), (7576, 84672), (8064, 79548), (8523, 75264), (9408, 68184), (10584, 60608), (10752, 59661), (11364, 56448), (12096, 53032), (12544, 51138), (13258, 48384), (13824, 46403), (14112, 45456), (15152, 42336), (16128, 39774), (17046, 37632), (18816, 34092), (19887, 32256), (21168, 30304), (22728, 28224), (24192, 26516), (25088, 25569)]