81417312

素因数分解:

$2^5\times 3^4\times {\mathrm{101}}^1\times {\mathrm{311}}^1$

素因数の和:434

約数の個数: 120

約数和(自身を含む): 242594352

約数和(自身を除く): 161177040

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 101, 108, 144, 162, 202, 216, 288, 303, 311, 324, 404, 432, 606, 622, 648, 808, 864, 909, 933, 1212, 1244, 1296, 1616, 1818, 1866, 2424, 2488, 2592, 2727, 2799, 3232, 3636, 3732, 4848, 4976, 5454, 5598, 7272, 7464, 8181, 8397, 9696, 9952, 10908, 11196, 14544, 14928, 16362, 16794, 21816, 22392, 25191, 29088, 29856, 31411, 32724, 33588, 43632, 44784, 50382, 62822, 65448, 67176, 87264, 89568, 94233, 100764, 125644, 130896, 134352, 188466, 201528, 251288, 261792, 268704, 282699, 376932, 403056, 502576, 565398, 753864, 806112, 848097, 1005152, 1130796, 1507728, 1696194, 2261592, 2544291, 3015456, 3392388, 4523184, 5088582, 6784776, 9046368, 10177164, 13569552, 20354328, 27139104, 40708656, 81417312]

約数ペア:

[(1, 81417312), (2, 40708656), (3, 27139104), (4, 20354328), (6, 13569552), (8, 10177164), (9, 9046368), (12, 6784776), (16, 5088582), (18, 4523184), (24, 3392388), (27, 3015456), (32, 2544291), (36, 2261592), (48, 1696194), (54, 1507728), (72, 1130796), (81, 1005152), (96, 848097), (101, 806112), (108, 753864), (144, 565398), (162, 502576), (202, 403056), (216, 376932), (288, 282699), (303, 268704), (311, 261792), (324, 251288), (404, 201528), (432, 188466), (606, 134352), (622, 130896), (648, 125644), (808, 100764), (864, 94233), (909, 89568), (933, 87264), (1212, 67176), (1244, 65448), (1296, 62822), (1616, 50382), (1818, 44784), (1866, 43632), (2424, 33588), (2488, 32724), (2592, 31411), (2727, 29856), (2799, 29088), (3232, 25191), (3636, 22392), (3732, 21816), (4848, 16794), (4976, 16362), (5454, 14928), (5598, 14544), (7272, 11196), (7464, 10908), (8181, 9952), (8397, 9696)]