21794520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:134

約数の個数: 192

約数和(自身を含む): 76608000

約数和(自身を除く): 54813480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 30, 33, 38, 40, 44, 55, 57, 60, 66, 76, 79, 88, 95, 110, 114, 120, 121, 132, 152, 158, 165, 190, 209, 220, 228, 237, 242, 264, 285, 316, 330, 363, 380, 395, 418, 440, 456, 474, 484, 570, 605, 627, 632, 660, 726, 760, 790, 836, 869, 948, 968, 1045, 1140, 1185, 1210, 1254, 1320, 1452, 1501, 1580, 1672, 1738, 1815, 1896, 2090, 2280, 2299, 2370, 2420, 2508, 2607, 2904, 3002, 3135, 3160, 3476, 3630, 4180, 4345, 4503, 4598, 4740, 4840, 5016, 5214, 6004, 6270, 6897, 6952, 7260, 7505, 8360, 8690, 9006, 9196, 9480, 9559, 10428, 11495, 12008, 12540, 13035, 13794, 14520, 15010, 16511, 17380, 18012, 18392, 19118, 20856, 22515, 22990, 25080, 26070, 27588, 28677, 30020, 33022, 34485, 34760, 36024, 38236, 45030, 45980, 47795, 49533, 52140, 55176, 57354, 60040, 66044, 68970, 76472, 82555, 90060, 91960, 95590, 99066, 104280, 114708, 132088, 137940, 143385, 165110, 180120, 181621, 191180, 198132, 229416, 247665, 275880, 286770, 330220, 363242, 382360, 396264, 495330, 544863, 573540, 660440, 726484, 908105, 990660, 1089726, 1147080, 1452968, 1816210, 1981320, 2179452, 2724315, 3632420, 4358904, 5448630, 7264840, 10897260, 21794520]

約数ペア:

[(1, 21794520), (2, 10897260), (3, 7264840), (4, 5448630), (5, 4358904), (6, 3632420), (8, 2724315), (10, 2179452), (11, 1981320), (12, 1816210), (15, 1452968), (19, 1147080), (20, 1089726), (22, 990660), (24, 908105), (30, 726484), (33, 660440), (38, 573540), (40, 544863), (44, 495330), (55, 396264), (57, 382360), (60, 363242), (66, 330220), (76, 286770), (79, 275880), (88, 247665), (95, 229416), (110, 198132), (114, 191180), (120, 181621), (121, 180120), (132, 165110), (152, 143385), (158, 137940), (165, 132088), (190, 114708), (209, 104280), (220, 99066), (228, 95590), (237, 91960), (242, 90060), (264, 82555), (285, 76472), (316, 68970), (330, 66044), (363, 60040), (380, 57354), (395, 55176), (418, 52140), (440, 49533), (456, 47795), (474, 45980), (484, 45030), (570, 38236), (605, 36024), (627, 34760), (632, 34485), (660, 33022), (726, 30020), (760, 28677), (790, 27588), (836, 26070), (869, 25080), (948, 22990), (968, 22515), (1045, 20856), (1140, 19118), (1185, 18392), (1210, 18012), (1254, 17380), (1320, 16511), (1452, 15010), (1501, 14520), (1580, 13794), (1672, 13035), (1738, 12540), (1815, 12008), (1896, 11495), (2090, 10428), (2280, 9559), (2299, 9480), (2370, 9196), (2420, 9006), (2508, 8690), (2607, 8360), (2904, 7505), (3002, 7260), (3135, 6952), (3160, 6897), (3476, 6270), (3630, 6004), (4180, 5214), (4345, 5016), (4503, 4840), (4598, 4740)]