1878998520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{52021}}^1$

素因数の和:52085

約数の個数: 128

約数和(自身を含む): 6592227840

約数和(自身を除く): 4713229320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 43, 56, 60, 70, 84, 86, 105, 120, 129, 140, 168, 172, 210, 215, 258, 280, 301, 344, 420, 430, 516, 602, 645, 840, 860, 903, 1032, 1204, 1290, 1505, 1720, 1806, 2408, 2580, 3010, 3612, 4515, 5160, 6020, 7224, 9030, 12040, 18060, 36120, 52021, 104042, 156063, 208084, 260105, 312126, 364147, 416168, 520210, 624252, 728294, 780315, 1040420, 1092441, 1248504, 1456588, 1560630, 1820735, 2080840, 2184882, 2236903, 2913176, 3121260, 3641470, 4369764, 4473806, 5462205, 6242520, 6710709, 7282940, 8739528, 8947612, 10924410, 11184515, 13421418, 14565880, 15658321, 17895224, 21848820, 22369030, 26842836, 31316642, 33553545, 43697640, 44738060, 46974963, 53685672, 62633284, 67107090, 78291605, 89476120, 93949926, 125266568, 134214180, 156583210, 187899852, 234874815, 268428360, 313166420, 375799704, 469749630, 626332840, 939499260, 1878998520]

約数ペア:

[(1, 1878998520), (2, 939499260), (3, 626332840), (4, 469749630), (5, 375799704), (6, 313166420), (7, 268428360), (8, 234874815), (10, 187899852), (12, 156583210), (14, 134214180), (15, 125266568), (20, 93949926), (21, 89476120), (24, 78291605), (28, 67107090), (30, 62633284), (35, 53685672), (40, 46974963), (42, 44738060), (43, 43697640), (56, 33553545), (60, 31316642), (70, 26842836), (84, 22369030), (86, 21848820), (105, 17895224), (120, 15658321), (129, 14565880), (140, 13421418), (168, 11184515), (172, 10924410), (210, 8947612), (215, 8739528), (258, 7282940), (280, 6710709), (301, 6242520), (344, 5462205), (420, 4473806), (430, 4369764), (516, 3641470), (602, 3121260), (645, 2913176), (840, 2236903), (860, 2184882), (903, 2080840), (1032, 1820735), (1204, 1560630), (1290, 1456588), (1505, 1248504), (1720, 1092441), (1806, 1040420), (2408, 780315), (2580, 728294), (3010, 624252), (3612, 520210), (4515, 416168), (5160, 364147), (6020, 312126), (7224, 260105), (9030, 208084), (12040, 156063), (18060, 104042), (36120, 52021)]