20804973120

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{802661}}^1$

素因数の和:802690

約数の個数: 140

約数和(自身を含む): 74007041724

約数和(自身を除く): 53202068604

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, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 720, 810, 864, 960, 1080, 1296, 1440, 1620, 1728, 2160, 2592, 2880, 3240, 4320, 5184, 6480, 8640, 12960, 25920, 802661, 1605322, 2407983, 3210644, 4013305, 4815966, 6421288, 7223949, 8026610, 9631932, 12039915, 12842576, 14447898, 16053220, 19263864, 21671847, 24079830, 25685152, 28895796, 32106440, 36119745, 38527728, 43343694, 48159660, 51370304, 57791592, 64212880, 65015541, 72239490, 77055456, 86687388, 96319320, 108359235, 115583184, 128425760, 130031082, 144478980, 154110912, 173374776, 192638640, 216718470, 231166368, 256851520, 260062164, 288957960, 325077705, 346749552, 385277280, 433436940, 462332736, 520124328, 577915920, 650155410, 693499104, 770554560, 866873880, 1040248656, 1155831840, 1300310820, 1386998208, 1733747760, 2080497312, 2311663680, 2600621640, 3467495520, 4160994624, 5201243280, 6934991040, 10402486560, 20804973120]

約数ペア:

[(1, 20804973120), (2, 10402486560), (3, 6934991040), (4, 5201243280), (5, 4160994624), (6, 3467495520), (8, 2600621640), (9, 2311663680), (10, 2080497312), (12, 1733747760), (15, 1386998208), (16, 1300310820), (18, 1155831840), (20, 1040248656), (24, 866873880), (27, 770554560), (30, 693499104), (32, 650155410), (36, 577915920), (40, 520124328), (45, 462332736), (48, 433436940), (54, 385277280), (60, 346749552), (64, 325077705), (72, 288957960), (80, 260062164), (81, 256851520), (90, 231166368), (96, 216718470), (108, 192638640), (120, 173374776), (135, 154110912), (144, 144478980), (160, 130031082), (162, 128425760), (180, 115583184), (192, 108359235), (216, 96319320), (240, 86687388), (270, 77055456), (288, 72239490), (320, 65015541), (324, 64212880), (360, 57791592), (405, 51370304), (432, 48159660), (480, 43343694), (540, 38527728), (576, 36119745), (648, 32106440), (720, 28895796), (810, 25685152), (864, 24079830), (960, 21671847), (1080, 19263864), (1296, 16053220), (1440, 14447898), (1620, 12842576), (1728, 12039915), (2160, 9631932), (2592, 8026610), (2880, 7223949), (3240, 6421288), (4320, 4815966), (5184, 4013305), (6480, 3210644), (8640, 2407983), (12960, 1605322), (25920, 802661)]