639123408

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{57641}}^1$

素因数の和:57673

約数の個数: 120

約数和(自身を含む): 2230053696

約数和(自身を除く): 1590930288

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 33, 36, 42, 44, 48, 56, 63, 66, 72, 77, 84, 88, 99, 112, 126, 132, 144, 154, 168, 176, 198, 231, 252, 264, 308, 336, 396, 462, 504, 528, 616, 693, 792, 924, 1008, 1232, 1386, 1584, 1848, 2772, 3696, 5544, 11088, 57641, 115282, 172923, 230564, 345846, 403487, 461128, 518769, 634051, 691692, 806974, 922256, 1037538, 1210461, 1268102, 1383384, 1613948, 1902153, 2075076, 2420922, 2536204, 2766768, 3227896, 3631383, 3804306, 4150152, 4438357, 4841844, 5072408, 5706459, 6455792, 7262766, 7608612, 8300304, 8876714, 9683688, 10144816, 11412918, 13315071, 14525532, 15217224, 17753428, 19367376, 22825836, 26630142, 29051064, 30434448, 35506856, 39945213, 45651672, 53260284, 58102128, 71013712, 79890426, 91303344, 106520568, 159780852, 213041136, 319561704, 639123408]

約数ペア:

[(1, 639123408), (2, 319561704), (3, 213041136), (4, 159780852), (6, 106520568), (7, 91303344), (8, 79890426), (9, 71013712), (11, 58102128), (12, 53260284), (14, 45651672), (16, 39945213), (18, 35506856), (21, 30434448), (22, 29051064), (24, 26630142), (28, 22825836), (33, 19367376), (36, 17753428), (42, 15217224), (44, 14525532), (48, 13315071), (56, 11412918), (63, 10144816), (66, 9683688), (72, 8876714), (77, 8300304), (84, 7608612), (88, 7262766), (99, 6455792), (112, 5706459), (126, 5072408), (132, 4841844), (144, 4438357), (154, 4150152), (168, 3804306), (176, 3631383), (198, 3227896), (231, 2766768), (252, 2536204), (264, 2420922), (308, 2075076), (336, 1902153), (396, 1613948), (462, 1383384), (504, 1268102), (528, 1210461), (616, 1037538), (693, 922256), (792, 806974), (924, 691692), (1008, 634051), (1232, 518769), (1386, 461128), (1584, 403487), (1848, 345846), (2772, 230564), (3696, 172923), (5544, 115282), (11088, 57641)]