51140040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2647}}^1$

素因数の和:2691

約数の個数: 128

約数和(自身を含む): 183029760

約数和(自身を除く): 131889720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 92, 105, 115, 120, 138, 140, 161, 168, 184, 210, 230, 276, 280, 322, 345, 420, 460, 483, 552, 644, 690, 805, 840, 920, 966, 1288, 1380, 1610, 1932, 2415, 2647, 2760, 3220, 3864, 4830, 5294, 6440, 7941, 9660, 10588, 13235, 15882, 18529, 19320, 21176, 26470, 31764, 37058, 39705, 52940, 55587, 60881, 63528, 74116, 79410, 92645, 105880, 111174, 121762, 148232, 158820, 182643, 185290, 222348, 243524, 277935, 304405, 317640, 365286, 370580, 426167, 444696, 487048, 555870, 608810, 730572, 741160, 852334, 913215, 1111740, 1217620, 1278501, 1461144, 1704668, 1826430, 2130835, 2223480, 2435240, 2557002, 3409336, 3652860, 4261670, 5114004, 6392505, 7305720, 8523340, 10228008, 12785010, 17046680, 25570020, 51140040]

約数ペア:

[(1, 51140040), (2, 25570020), (3, 17046680), (4, 12785010), (5, 10228008), (6, 8523340), (7, 7305720), (8, 6392505), (10, 5114004), (12, 4261670), (14, 3652860), (15, 3409336), (20, 2557002), (21, 2435240), (23, 2223480), (24, 2130835), (28, 1826430), (30, 1704668), (35, 1461144), (40, 1278501), (42, 1217620), (46, 1111740), (56, 913215), (60, 852334), (69, 741160), (70, 730572), (84, 608810), (92, 555870), (105, 487048), (115, 444696), (120, 426167), (138, 370580), (140, 365286), (161, 317640), (168, 304405), (184, 277935), (210, 243524), (230, 222348), (276, 185290), (280, 182643), (322, 158820), (345, 148232), (420, 121762), (460, 111174), (483, 105880), (552, 92645), (644, 79410), (690, 74116), (805, 63528), (840, 60881), (920, 55587), (966, 52940), (1288, 39705), (1380, 37058), (1610, 31764), (1932, 26470), (2415, 21176), (2647, 19320), (2760, 18529), (3220, 15882), (3864, 13235), (4830, 10588), (5294, 9660), (6440, 7941)]