7994466720

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{205619}}^1$

素因数の和:205649

約数の個数: 144

約数和(自身を含む): 28291667040

約数和(自身を除く): 20297200320

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, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 243, 270, 288, 324, 360, 405, 432, 480, 486, 540, 648, 720, 810, 864, 972, 1080, 1215, 1296, 1440, 1620, 1944, 2160, 2430, 2592, 3240, 3888, 4320, 4860, 6480, 7776, 9720, 12960, 19440, 38880, 205619, 411238, 616857, 822476, 1028095, 1233714, 1644952, 1850571, 2056190, 2467428, 3084285, 3289904, 3701142, 4112380, 4934856, 5551713, 6168570, 6579808, 7402284, 8224760, 9252855, 9869712, 11103426, 12337140, 14804568, 16449520, 16655139, 18505710, 19739424, 22206852, 24674280, 27758565, 29609136, 32899040, 33310278, 37011420, 44413704, 49348560, 49965417, 55517130, 59218272, 66620556, 74022840, 83275695, 88827408, 98697120, 99930834, 111034260, 133241112, 148045680, 166551390, 177654816, 199861668, 222068520, 249827085, 266482224, 296091360, 333102780, 399723336, 444137040, 499654170, 532964448, 666205560, 799446672, 888274080, 999308340, 1332411120, 1598893344, 1998616680, 2664822240, 3997233360, 7994466720]

約数ペア:

[(1, 7994466720), (2, 3997233360), (3, 2664822240), (4, 1998616680), (5, 1598893344), (6, 1332411120), (8, 999308340), (9, 888274080), (10, 799446672), (12, 666205560), (15, 532964448), (16, 499654170), (18, 444137040), (20, 399723336), (24, 333102780), (27, 296091360), (30, 266482224), (32, 249827085), (36, 222068520), (40, 199861668), (45, 177654816), (48, 166551390), (54, 148045680), (60, 133241112), (72, 111034260), (80, 99930834), (81, 98697120), (90, 88827408), (96, 83275695), (108, 74022840), (120, 66620556), (135, 59218272), (144, 55517130), (160, 49965417), (162, 49348560), (180, 44413704), (216, 37011420), (240, 33310278), (243, 32899040), (270, 29609136), (288, 27758565), (324, 24674280), (360, 22206852), (405, 19739424), (432, 18505710), (480, 16655139), (486, 16449520), (540, 14804568), (648, 12337140), (720, 11103426), (810, 9869712), (864, 9252855), (972, 8224760), (1080, 7402284), (1215, 6579808), (1296, 6168570), (1440, 5551713), (1620, 4934856), (1944, 4112380), (2160, 3701142), (2430, 3289904), (2592, 3084285), (3240, 2467428), (3888, 2056190), (4320, 1850571), (4860, 1644952), (6480, 1233714), (7776, 1028095), (9720, 822476), (12960, 616857), (19440, 411238), (38880, 205619)]