21396394080

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{115183}}^1$

素因数の和:115250

約数の個数: 192

約数和(自身を含む): 76629611520

約数和(自身を除く): 55233217440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 43, 45, 48, 54, 60, 72, 80, 86, 90, 96, 108, 120, 129, 135, 144, 160, 172, 180, 215, 216, 240, 258, 270, 288, 344, 360, 387, 430, 432, 480, 516, 540, 645, 688, 720, 774, 860, 864, 1032, 1080, 1161, 1290, 1376, 1440, 1548, 1720, 1935, 2064, 2160, 2322, 2580, 3096, 3440, 3870, 4128, 4320, 4644, 5160, 5805, 6192, 6880, 7740, 9288, 10320, 11610, 12384, 15480, 18576, 20640, 23220, 30960, 37152, 46440, 61920, 92880, 115183, 185760, 230366, 345549, 460732, 575915, 691098, 921464, 1036647, 1151830, 1382196, 1727745, 1842928, 2073294, 2303660, 2764392, 3109941, 3455490, 3685856, 4146588, 4607320, 4952869, 5183235, 5528784, 6219882, 6910980, 8293176, 9214640, 9905738, 10366470, 11057568, 12439764, 13821960, 14858607, 15549705, 16586352, 18429280, 19811476, 20732940, 24764345, 24879528, 27643920, 29717214, 31099410, 33172704, 39622952, 41465880, 44575821, 49528690, 49759056, 55287840, 59434428, 62198820, 74293035, 79245904, 82931760, 89151642, 99057380, 99518112, 118868856, 124397640, 133727463, 148586070, 158491808, 165863520, 178303284, 198114760, 222879105, 237737712, 248795280, 267454926, 297172140, 356606568, 396229520, 445758210, 475475424, 497590560, 534909852, 594344280, 668637315, 713213136, 792459040, 891516420, 1069819704, 1188688560, 1337274630, 1426426272, 1783032840, 2139639408, 2377377120, 2674549260, 3566065680, 4279278816, 5349098520, 7132131360, 10698197040, 21396394080]

約数ペア:

[(1, 21396394080), (2, 10698197040), (3, 7132131360), (4, 5349098520), (5, 4279278816), (6, 3566065680), (8, 2674549260), (9, 2377377120), (10, 2139639408), (12, 1783032840), (15, 1426426272), (16, 1337274630), (18, 1188688560), (20, 1069819704), (24, 891516420), (27, 792459040), (30, 713213136), (32, 668637315), (36, 594344280), (40, 534909852), (43, 497590560), (45, 475475424), (48, 445758210), (54, 396229520), (60, 356606568), (72, 297172140), (80, 267454926), (86, 248795280), (90, 237737712), (96, 222879105), (108, 198114760), (120, 178303284), (129, 165863520), (135, 158491808), (144, 148586070), (160, 133727463), (172, 124397640), (180, 118868856), (215, 99518112), (216, 99057380), (240, 89151642), (258, 82931760), (270, 79245904), (288, 74293035), (344, 62198820), (360, 59434428), (387, 55287840), (430, 49759056), (432, 49528690), (480, 44575821), (516, 41465880), (540, 39622952), (645, 33172704), (688, 31099410), (720, 29717214), (774, 27643920), (860, 24879528), (864, 24764345), (1032, 20732940), (1080, 19811476), (1161, 18429280), (1290, 16586352), (1376, 15549705), (1440, 14858607), (1548, 13821960), (1720, 12439764), (1935, 11057568), (2064, 10366470), (2160, 9905738), (2322, 9214640), (2580, 8293176), (3096, 6910980), (3440, 6219882), (3870, 5528784), (4128, 5183235), (4320, 4952869), (4644, 4607320), (5160, 4146588), (5805, 3685856), (6192, 3455490), (6880, 3109941), (7740, 2764392), (9288, 2303660), (10320, 2073294), (11610, 1842928), (12384, 1727745), (15480, 1382196), (18576, 1151830), (20640, 1036647), (23220, 921464), (30960, 691098), (37152, 575915), (46440, 460732), (61920, 345549), (92880, 230366), (115183, 185760)]