878778720

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{67807}}^1$

素因数の和:67834

約数の個数: 120

約数和(自身を含む): 3101402304

約数和(自身を除く): 2222623584

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, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3240, 4320, 6480, 12960, 67807, 135614, 203421, 271228, 339035, 406842, 542456, 610263, 678070, 813684, 1017105, 1084912, 1220526, 1356140, 1627368, 1830789, 2034210, 2169824, 2441052, 2712280, 3051315, 3254736, 3661578, 4068420, 4882104, 5424560, 5492367, 6102630, 6509472, 7323156, 8136840, 9153945, 9764208, 10849120, 10984734, 12205260, 14646312, 16273680, 18307890, 19528416, 21969468, 24410520, 27461835, 29292624, 32547360, 36615780, 43938936, 48821040, 54923670, 58585248, 73231560, 87877872, 97642080, 109847340, 146463120, 175755744, 219694680, 292926240, 439389360, 878778720]

約数ペア:

[(1, 878778720), (2, 439389360), (3, 292926240), (4, 219694680), (5, 175755744), (6, 146463120), (8, 109847340), (9, 97642080), (10, 87877872), (12, 73231560), (15, 58585248), (16, 54923670), (18, 48821040), (20, 43938936), (24, 36615780), (27, 32547360), (30, 29292624), (32, 27461835), (36, 24410520), (40, 21969468), (45, 19528416), (48, 18307890), (54, 16273680), (60, 14646312), (72, 12205260), (80, 10984734), (81, 10849120), (90, 9764208), (96, 9153945), (108, 8136840), (120, 7323156), (135, 6509472), (144, 6102630), (160, 5492367), (162, 5424560), (180, 4882104), (216, 4068420), (240, 3661578), (270, 3254736), (288, 3051315), (324, 2712280), (360, 2441052), (405, 2169824), (432, 2034210), (480, 1830789), (540, 1627368), (648, 1356140), (720, 1220526), (810, 1084912), (864, 1017105), (1080, 813684), (1296, 678070), (1440, 610263), (1620, 542456), (2160, 406842), (2592, 339035), (3240, 271228), (4320, 203421), (6480, 135614), (12960, 67807)]