639194976

素因数分解:

$2^5\times 3^5\times 7^1\times {\mathrm{11743}}^1$

素因数の和:11775

約数の個数: 144

約数和(自身を含む): 2154507264

約数和(自身を除く): 1515312288

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 72, 81, 84, 96, 108, 112, 126, 144, 162, 168, 189, 216, 224, 243, 252, 288, 324, 336, 378, 432, 486, 504, 567, 648, 672, 756, 864, 972, 1008, 1134, 1296, 1512, 1701, 1944, 2016, 2268, 2592, 3024, 3402, 3888, 4536, 6048, 6804, 7776, 9072, 11743, 13608, 18144, 23486, 27216, 35229, 46972, 54432, 70458, 82201, 93944, 105687, 140916, 164402, 187888, 211374, 246603, 281832, 317061, 328804, 375776, 422748, 493206, 563664, 634122, 657608, 739809, 845496, 951183, 986412, 1127328, 1268244, 1315216, 1479618, 1690992, 1902366, 1972824, 2219427, 2536488, 2630432, 2853549, 2959236, 3381984, 3804732, 3945648, 4438854, 5072976, 5707098, 5918472, 6658281, 7609464, 7891296, 8877708, 10145952, 11414196, 11836944, 13316562, 15218928, 17755416, 19974843, 22828392, 23673888, 26633124, 30437856, 35510832, 39949686, 45656784, 53266248, 71021664, 79899372, 91313568, 106532496, 159798744, 213064992, 319597488, 639194976]

約数ペア:

[(1, 639194976), (2, 319597488), (3, 213064992), (4, 159798744), (6, 106532496), (7, 91313568), (8, 79899372), (9, 71021664), (12, 53266248), (14, 45656784), (16, 39949686), (18, 35510832), (21, 30437856), (24, 26633124), (27, 23673888), (28, 22828392), (32, 19974843), (36, 17755416), (42, 15218928), (48, 13316562), (54, 11836944), (56, 11414196), (63, 10145952), (72, 8877708), (81, 7891296), (84, 7609464), (96, 6658281), (108, 5918472), (112, 5707098), (126, 5072976), (144, 4438854), (162, 3945648), (168, 3804732), (189, 3381984), (216, 2959236), (224, 2853549), (243, 2630432), (252, 2536488), (288, 2219427), (324, 1972824), (336, 1902366), (378, 1690992), (432, 1479618), (486, 1315216), (504, 1268244), (567, 1127328), (648, 986412), (672, 951183), (756, 845496), (864, 739809), (972, 657608), (1008, 634122), (1134, 563664), (1296, 493206), (1512, 422748), (1701, 375776), (1944, 328804), (2016, 317061), (2268, 281832), (2592, 246603), (3024, 211374), (3402, 187888), (3888, 164402), (4536, 140916), (6048, 105687), (6804, 93944), (7776, 82201), (9072, 70458), (11743, 54432), (13608, 46972), (18144, 35229), (23486, 27216)]