1640666496

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{14887}}^1$

素因数の和:14952

約数の個数: 128

約数和(自身を含む): 5102415360

約数和(自身を除く): 3461748864

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 41, 42, 48, 56, 64, 82, 84, 96, 112, 123, 128, 164, 168, 192, 224, 246, 287, 328, 336, 384, 448, 492, 574, 656, 672, 861, 896, 984, 1148, 1312, 1344, 1722, 1968, 2296, 2624, 2688, 3444, 3936, 4592, 5248, 6888, 7872, 9184, 13776, 14887, 15744, 18368, 27552, 29774, 36736, 44661, 55104, 59548, 89322, 104209, 110208, 119096, 178644, 208418, 238192, 312627, 357288, 416836, 476384, 610367, 625254, 714576, 833672, 952768, 1220734, 1250508, 1429152, 1667344, 1831101, 1905536, 2441468, 2501016, 2858304, 3334688, 3662202, 4272569, 4882936, 5002032, 5716608, 6669376, 7324404, 8545138, 9765872, 10004064, 12817707, 13338752, 14648808, 17090276, 19531744, 20008128, 25635414, 29297616, 34180552, 39063488, 40016256, 51270828, 58595232, 68361104, 78126976, 102541656, 117190464, 136722208, 205083312, 234380928, 273444416, 410166624, 546888832, 820333248, 1640666496]

約数ペア:

[(1, 1640666496), (2, 820333248), (3, 546888832), (4, 410166624), (6, 273444416), (7, 234380928), (8, 205083312), (12, 136722208), (14, 117190464), (16, 102541656), (21, 78126976), (24, 68361104), (28, 58595232), (32, 51270828), (41, 40016256), (42, 39063488), (48, 34180552), (56, 29297616), (64, 25635414), (82, 20008128), (84, 19531744), (96, 17090276), (112, 14648808), (123, 13338752), (128, 12817707), (164, 10004064), (168, 9765872), (192, 8545138), (224, 7324404), (246, 6669376), (287, 5716608), (328, 5002032), (336, 4882936), (384, 4272569), (448, 3662202), (492, 3334688), (574, 2858304), (656, 2501016), (672, 2441468), (861, 1905536), (896, 1831101), (984, 1667344), (1148, 1429152), (1312, 1250508), (1344, 1220734), (1722, 952768), (1968, 833672), (2296, 714576), (2624, 625254), (2688, 610367), (3444, 476384), (3936, 416836), (4592, 357288), (5248, 312627), (6888, 238192), (7872, 208418), (9184, 178644), (13776, 119096), (14887, 110208), (15744, 104209), (18368, 89322), (27552, 59548), (29774, 55104), (36736, 44661)]