420486976

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:217

約数の個数: 224

約数和(自身を含む): 1130637312

約数和(自身を除く): 710150336

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 31, 32, 34, 52, 56, 62, 64, 68, 91, 104, 112, 119, 124, 136, 137, 182, 208, 217, 221, 224, 238, 248, 272, 274, 364, 403, 416, 434, 442, 448, 476, 496, 527, 544, 548, 728, 806, 832, 868, 884, 952, 959, 992, 1054, 1088, 1096, 1456, 1547, 1612, 1736, 1768, 1781, 1904, 1918, 1984, 2108, 2192, 2329, 2821, 2912, 3094, 3224, 3472, 3536, 3562, 3689, 3808, 3836, 4216, 4247, 4384, 4658, 5642, 5824, 6188, 6448, 6851, 6944, 7072, 7124, 7378, 7616, 7672, 8432, 8494, 8768, 9316, 11284, 12376, 12467, 12896, 13702, 13888, 14144, 14248, 14756, 15344, 16303, 16864, 16988, 18632, 22568, 24752, 24934, 25792, 27404, 28496, 29512, 29729, 30277, 30688, 32606, 33728, 33976, 37264, 45136, 47957, 49504, 49868, 54808, 55211, 56992, 59024, 59458, 60554, 61376, 65212, 67952, 72199, 74528, 90272, 95914, 99008, 99736, 109616, 110422, 113984, 118048, 118916, 121108, 130424, 135904, 144398, 149056, 180544, 191828, 199472, 211939, 219232, 220844, 236096, 237832, 242216, 260848, 271808, 288796, 383656, 386477, 398944, 423878, 438464, 441688, 475664, 484432, 505393, 521696, 577592, 767312, 772954, 797888, 847756, 883376, 938587, 951328, 968864, 1010786, 1043392, 1155184, 1534624, 1545908, 1695512, 1766752, 1877174, 1902656, 1937728, 2021572, 2310368, 3069248, 3091816, 3391024, 3533504, 3754348, 4043144, 4620736, 6183632, 6570109, 6782048, 7508696, 8086288, 12367264, 13140218, 13564096, 15017392, 16172576, 24734528, 26280436, 30034784, 32345152, 52560872, 60069568, 105121744, 210243488, 420486976]

約数ペア:

[(1, 420486976), (2, 210243488), (4, 105121744), (7, 60069568), (8, 52560872), (13, 32345152), (14, 30034784), (16, 26280436), (17, 24734528), (26, 16172576), (28, 15017392), (31, 13564096), (32, 13140218), (34, 12367264), (52, 8086288), (56, 7508696), (62, 6782048), (64, 6570109), (68, 6183632), (91, 4620736), (104, 4043144), (112, 3754348), (119, 3533504), (124, 3391024), (136, 3091816), (137, 3069248), (182, 2310368), (208, 2021572), (217, 1937728), (221, 1902656), (224, 1877174), (238, 1766752), (248, 1695512), (272, 1545908), (274, 1534624), (364, 1155184), (403, 1043392), (416, 1010786), (434, 968864), (442, 951328), (448, 938587), (476, 883376), (496, 847756), (527, 797888), (544, 772954), (548, 767312), (728, 577592), (806, 521696), (832, 505393), (868, 484432), (884, 475664), (952, 441688), (959, 438464), (992, 423878), (1054, 398944), (1088, 386477), (1096, 383656), (1456, 288796), (1547, 271808), (1612, 260848), (1736, 242216), (1768, 237832), (1781, 236096), (1904, 220844), (1918, 219232), (1984, 211939), (2108, 199472), (2192, 191828), (2329, 180544), (2821, 149056), (2912, 144398), (3094, 135904), (3224, 130424), (3472, 121108), (3536, 118916), (3562, 118048), (3689, 113984), (3808, 110422), (3836, 109616), (4216, 99736), (4247, 99008), (4384, 95914), (4658, 90272), (5642, 74528), (5824, 72199), (6188, 67952), (6448, 65212), (6851, 61376), (6944, 60554), (7072, 59458), (7124, 59024), (7378, 56992), (7616, 55211), (7672, 54808), (8432, 49868), (8494, 49504), (8768, 47957), (9316, 45136), (11284, 37264), (12376, 33976), (12467, 33728), (12896, 32606), (13702, 30688), (13888, 30277), (14144, 29729), (14248, 29512), (14756, 28496), (15344, 27404), (16303, 25792), (16864, 24934), (16988, 24752), (18632, 22568)]