71188920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17977}}^1$

素因数の和:18005

約数の個数: 96

約数和(自身を含む): 252411120

約数和(自身を除く): 181222200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 17977, 35954, 53931, 71908, 89885, 107862, 143816, 161793, 179770, 197747, 215724, 269655, 323586, 359540, 395494, 431448, 539310, 593241, 647172, 719080, 790988, 808965, 988735, 1078620, 1186482, 1294344, 1581976, 1617930, 1779723, 1977470, 2157240, 2372964, 2966205, 3235860, 3559446, 3954940, 4745928, 5932410, 6471720, 7118892, 7909880, 8898615, 11864820, 14237784, 17797230, 23729640, 35594460, 71188920]

約数ペア:

[(1, 71188920), (2, 35594460), (3, 23729640), (4, 17797230), (5, 14237784), (6, 11864820), (8, 8898615), (9, 7909880), (10, 7118892), (11, 6471720), (12, 5932410), (15, 4745928), (18, 3954940), (20, 3559446), (22, 3235860), (24, 2966205), (30, 2372964), (33, 2157240), (36, 1977470), (40, 1779723), (44, 1617930), (45, 1581976), (55, 1294344), (60, 1186482), (66, 1078620), (72, 988735), (88, 808965), (90, 790988), (99, 719080), (110, 647172), (120, 593241), (132, 539310), (165, 431448), (180, 395494), (198, 359540), (220, 323586), (264, 269655), (330, 215724), (360, 197747), (396, 179770), (440, 161793), (495, 143816), (660, 107862), (792, 89885), (990, 71908), (1320, 53931), (1980, 35954), (3960, 17977)]