262913728

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1721}}^1$

素因数の和:1782

約数の個数: 112

約数和(自身を含む): 671827968

約数和(自身を除く): 408914240

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 32, 44, 56, 62, 64, 77, 88, 112, 124, 154, 176, 217, 224, 248, 308, 341, 352, 434, 448, 496, 616, 682, 704, 868, 992, 1232, 1364, 1721, 1736, 1984, 2387, 2464, 2728, 3442, 3472, 4774, 4928, 5456, 6884, 6944, 9548, 10912, 12047, 13768, 13888, 18931, 19096, 21824, 24094, 27536, 37862, 38192, 48188, 53351, 55072, 75724, 76384, 96376, 106702, 110144, 132517, 151448, 152768, 192752, 213404, 265034, 302896, 373457, 385504, 426808, 530068, 586861, 605792, 746914, 771008, 853616, 1060136, 1173722, 1211584, 1493828, 1707232, 2120272, 2347444, 2987656, 3414464, 4108027, 4240544, 4694888, 5975312, 8216054, 8481088, 9389776, 11950624, 16432108, 18779552, 23901248, 32864216, 37559104, 65728432, 131456864, 262913728]

約数ペア:

[(1, 262913728), (2, 131456864), (4, 65728432), (7, 37559104), (8, 32864216), (11, 23901248), (14, 18779552), (16, 16432108), (22, 11950624), (28, 9389776), (31, 8481088), (32, 8216054), (44, 5975312), (56, 4694888), (62, 4240544), (64, 4108027), (77, 3414464), (88, 2987656), (112, 2347444), (124, 2120272), (154, 1707232), (176, 1493828), (217, 1211584), (224, 1173722), (248, 1060136), (308, 853616), (341, 771008), (352, 746914), (434, 605792), (448, 586861), (496, 530068), (616, 426808), (682, 385504), (704, 373457), (868, 302896), (992, 265034), (1232, 213404), (1364, 192752), (1721, 152768), (1736, 151448), (1984, 132517), (2387, 110144), (2464, 106702), (2728, 96376), (3442, 76384), (3472, 75724), (4774, 55072), (4928, 53351), (5456, 48188), (6884, 38192), (6944, 37862), (9548, 27536), (10912, 24094), (12047, 21824), (13768, 19096), (13888, 18931)]