820800960

素因数分解:

$2^6\times 3^1\times 5^1\times 7^2\times {\mathrm{17449}}^1$

素因数の和:17483

約数の個数: 168

約数和(自身を含む): 3031693200

約数和(自身を除く): 2210892240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 392, 420, 448, 480, 490, 560, 588, 672, 735, 784, 840, 960, 980, 1120, 1176, 1344, 1470, 1568, 1680, 1960, 2240, 2352, 2940, 3136, 3360, 3920, 4704, 5880, 6720, 7840, 9408, 11760, 15680, 17449, 23520, 34898, 47040, 52347, 69796, 87245, 104694, 122143, 139592, 174490, 209388, 244286, 261735, 279184, 348980, 366429, 418776, 488572, 523470, 558368, 610715, 697960, 732858, 837552, 855001, 977144, 1046940, 1116736, 1221430, 1395920, 1465716, 1675104, 1710002, 1832145, 1954288, 2093880, 2442860, 2565003, 2791840, 2931432, 3350208, 3420004, 3664290, 3908576, 4187760, 4275005, 4885720, 5130006, 5583680, 5862864, 6840008, 7328580, 7817152, 8375520, 8550010, 9771440, 10260012, 11725728, 12825015, 13680016, 14657160, 16751040, 17100020, 19542880, 20520024, 23451456, 25650030, 27360032, 29314320, 34200040, 39085760, 41040048, 51300060, 54720064, 58628640, 68400080, 82080096, 102600120, 117257280, 136800160, 164160192, 205200240, 273600320, 410400480, 820800960]

約数ペア:

[(1, 820800960), (2, 410400480), (3, 273600320), (4, 205200240), (5, 164160192), (6, 136800160), (7, 117257280), (8, 102600120), (10, 82080096), (12, 68400080), (14, 58628640), (15, 54720064), (16, 51300060), (20, 41040048), (21, 39085760), (24, 34200040), (28, 29314320), (30, 27360032), (32, 25650030), (35, 23451456), (40, 20520024), (42, 19542880), (48, 17100020), (49, 16751040), (56, 14657160), (60, 13680016), (64, 12825015), (70, 11725728), (80, 10260012), (84, 9771440), (96, 8550010), (98, 8375520), (105, 7817152), (112, 7328580), (120, 6840008), (140, 5862864), (147, 5583680), (160, 5130006), (168, 4885720), (192, 4275005), (196, 4187760), (210, 3908576), (224, 3664290), (240, 3420004), (245, 3350208), (280, 2931432), (294, 2791840), (320, 2565003), (336, 2442860), (392, 2093880), (420, 1954288), (448, 1832145), (480, 1710002), (490, 1675104), (560, 1465716), (588, 1395920), (672, 1221430), (735, 1116736), (784, 1046940), (840, 977144), (960, 855001), (980, 837552), (1120, 732858), (1176, 697960), (1344, 610715), (1470, 558368), (1568, 523470), (1680, 488572), (1960, 418776), (2240, 366429), (2352, 348980), (2940, 279184), (3136, 261735), (3360, 244286), (3920, 209388), (4704, 174490), (5880, 139592), (6720, 122143), (7840, 104694), (9408, 87245), (11760, 69796), (15680, 52347), (17449, 47040), (23520, 34898)]