20704096728

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{877}}^1\times {\mathrm{1511}}^1$

素因数の和:2438

約数の個数: 192

約数和(自身を含む): 66270597120

約数和(自身を除く): 45566500392

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 31, 36, 42, 56, 62, 63, 72, 84, 93, 124, 126, 168, 186, 217, 248, 252, 279, 372, 434, 504, 558, 651, 744, 868, 877, 1116, 1302, 1511, 1736, 1754, 1953, 2232, 2604, 2631, 3022, 3508, 3906, 4533, 5208, 5262, 6044, 6139, 7016, 7812, 7893, 9066, 10524, 10577, 12088, 12278, 13599, 15624, 15786, 18132, 18417, 21048, 21154, 24556, 27187, 27198, 31572, 31731, 36264, 36834, 42308, 46841, 49112, 54374, 54396, 55251, 63144, 63462, 73668, 81561, 84616, 93682, 95193, 108748, 108792, 110502, 126924, 140523, 147336, 163122, 187364, 190309, 190386, 217496, 221004, 244683, 253848, 281046, 326244, 327887, 374728, 380618, 380772, 421569, 442008, 489366, 562092, 570927, 652488, 655774, 761236, 761544, 843138, 978732, 983661, 1124184, 1141854, 1311548, 1325147, 1522472, 1686276, 1712781, 1957464, 1967322, 2283708, 2623096, 2650294, 2950983, 3372552, 3425562, 3934644, 3975441, 4567416, 5300588, 5901966, 6851124, 7869288, 7950882, 9276029, 10601176, 11803932, 11926323, 13702248, 15901764, 18552058, 23607864, 23852646, 27828087, 31803528, 37104116, 41079557, 47705292, 55656174, 74208232, 82159114, 83484261, 95410584, 111312348, 123238671, 164318228, 166968522, 222624696, 246477342, 287556899, 328636456, 333937044, 369716013, 492954684, 575113798, 667874088, 739432026, 862670697, 985909368, 1150227596, 1478864052, 1725341394, 2300455192, 2588012091, 2957728104, 3450682788, 5176024182, 6901365576, 10352048364, 20704096728]

約数ペア:

[(1, 20704096728), (2, 10352048364), (3, 6901365576), (4, 5176024182), (6, 3450682788), (7, 2957728104), (8, 2588012091), (9, 2300455192), (12, 1725341394), (14, 1478864052), (18, 1150227596), (21, 985909368), (24, 862670697), (28, 739432026), (31, 667874088), (36, 575113798), (42, 492954684), (56, 369716013), (62, 333937044), (63, 328636456), (72, 287556899), (84, 246477342), (93, 222624696), (124, 166968522), (126, 164318228), (168, 123238671), (186, 111312348), (217, 95410584), (248, 83484261), (252, 82159114), (279, 74208232), (372, 55656174), (434, 47705292), (504, 41079557), (558, 37104116), (651, 31803528), (744, 27828087), (868, 23852646), (877, 23607864), (1116, 18552058), (1302, 15901764), (1511, 13702248), (1736, 11926323), (1754, 11803932), (1953, 10601176), (2232, 9276029), (2604, 7950882), (2631, 7869288), (3022, 6851124), (3508, 5901966), (3906, 5300588), (4533, 4567416), (5208, 3975441), (5262, 3934644), (6044, 3425562), (6139, 3372552), (7016, 2950983), (7812, 2650294), (7893, 2623096), (9066, 2283708), (10524, 1967322), (10577, 1957464), (12088, 1712781), (12278, 1686276), (13599, 1522472), (15624, 1325147), (15786, 1311548), (18132, 1141854), (18417, 1124184), (21048, 983661), (21154, 978732), (24556, 843138), (27187, 761544), (27198, 761236), (31572, 655774), (31731, 652488), (36264, 570927), (36834, 562092), (42308, 489366), (46841, 442008), (49112, 421569), (54374, 380772), (54396, 380618), (55251, 374728), (63144, 327887), (63462, 326244), (73668, 281046), (81561, 253848), (84616, 244683), (93682, 221004), (95193, 217496), (108748, 190386), (108792, 190309), (110502, 187364), (126924, 163122), (140523, 147336)]