8281440

素因数分解:

$2^5\times 3^6\times 5^1\times {\mathrm{71}}^1$

素因数の和:104

約数の個数: 168

約数和(自身を含む): 29747088

約数和(自身を除く): 21465648

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 71, 72, 80, 81, 90, 96, 108, 120, 135, 142, 144, 160, 162, 180, 213, 216, 240, 243, 270, 284, 288, 324, 355, 360, 405, 426, 432, 480, 486, 540, 568, 639, 648, 710, 720, 729, 810, 852, 864, 972, 1065, 1080, 1136, 1215, 1278, 1296, 1420, 1440, 1458, 1620, 1704, 1917, 1944, 2130, 2160, 2272, 2430, 2556, 2592, 2840, 2916, 3195, 3240, 3408, 3645, 3834, 3888, 4260, 4320, 4860, 5112, 5680, 5751, 5832, 6390, 6480, 6816, 7290, 7668, 7776, 8520, 9585, 9720, 10224, 11360, 11502, 11664, 12780, 12960, 14580, 15336, 17040, 17253, 19170, 19440, 20448, 23004, 23328, 25560, 28755, 29160, 30672, 34080, 34506, 38340, 38880, 46008, 51120, 51759, 57510, 58320, 61344, 69012, 76680, 86265, 92016, 102240, 103518, 115020, 116640, 138024, 153360, 172530, 184032, 207036, 230040, 258795, 276048, 306720, 345060, 414072, 460080, 517590, 552096, 690120, 828144, 920160, 1035180, 1380240, 1656288, 2070360, 2760480, 4140720, 8281440]

約数ペア:

[(1, 8281440), (2, 4140720), (3, 2760480), (4, 2070360), (5, 1656288), (6, 1380240), (8, 1035180), (9, 920160), (10, 828144), (12, 690120), (15, 552096), (16, 517590), (18, 460080), (20, 414072), (24, 345060), (27, 306720), (30, 276048), (32, 258795), (36, 230040), (40, 207036), (45, 184032), (48, 172530), (54, 153360), (60, 138024), (71, 116640), (72, 115020), (80, 103518), (81, 102240), (90, 92016), (96, 86265), (108, 76680), (120, 69012), (135, 61344), (142, 58320), (144, 57510), (160, 51759), (162, 51120), (180, 46008), (213, 38880), (216, 38340), (240, 34506), (243, 34080), (270, 30672), (284, 29160), (288, 28755), (324, 25560), (355, 23328), (360, 23004), (405, 20448), (426, 19440), (432, 19170), (480, 17253), (486, 17040), (540, 15336), (568, 14580), (639, 12960), (648, 12780), (710, 11664), (720, 11502), (729, 11360), (810, 10224), (852, 9720), (864, 9585), (972, 8520), (1065, 7776), (1080, 7668), (1136, 7290), (1215, 6816), (1278, 6480), (1296, 6390), (1420, 5832), (1440, 5751), (1458, 5680), (1620, 5112), (1704, 4860), (1917, 4320), (1944, 4260), (2130, 3888), (2160, 3834), (2272, 3645), (2430, 3408), (2556, 3240), (2592, 3195), (2840, 2916)]