1997226720

素因数分解:

$2^5\times 3^6\times 5^1\times {\mathrm{17123}}^1$

素因数の和:17156

約数の個数: 168

約数和(自身を含む): 7074849096

約数和(自身を除く): 5077622376

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, 729, 810, 864, 972, 1080, 1215, 1296, 1440, 1458, 1620, 1944, 2160, 2430, 2592, 2916, 3240, 3645, 3888, 4320, 4860, 5832, 6480, 7290, 7776, 9720, 11664, 12960, 14580, 17123, 19440, 23328, 29160, 34246, 38880, 51369, 58320, 68492, 85615, 102738, 116640, 136984, 154107, 171230, 205476, 256845, 273968, 308214, 342460, 410952, 462321, 513690, 547936, 616428, 684920, 770535, 821904, 924642, 1027380, 1232856, 1369840, 1386963, 1541070, 1643808, 1849284, 2054760, 2311605, 2465712, 2739680, 2773926, 3082140, 3698568, 4109520, 4160889, 4623210, 4931424, 5547852, 6164280, 6934815, 7397136, 8219040, 8321778, 9246420, 11095704, 12328560, 12482667, 13869630, 14794272, 16643556, 18492840, 20804445, 22191408, 24657120, 24965334, 27739260, 33287112, 36985680, 41608890, 44382816, 49930668, 55478520, 62413335, 66574224, 73971360, 83217780, 99861336, 110957040, 124826670, 133148448, 166435560, 199722672, 221914080, 249653340, 332871120, 399445344, 499306680, 665742240, 998613360, 1997226720]

約数ペア:

[(1, 1997226720), (2, 998613360), (3, 665742240), (4, 499306680), (5, 399445344), (6, 332871120), (8, 249653340), (9, 221914080), (10, 199722672), (12, 166435560), (15, 133148448), (16, 124826670), (18, 110957040), (20, 99861336), (24, 83217780), (27, 73971360), (30, 66574224), (32, 62413335), (36, 55478520), (40, 49930668), (45, 44382816), (48, 41608890), (54, 36985680), (60, 33287112), (72, 27739260), (80, 24965334), (81, 24657120), (90, 22191408), (96, 20804445), (108, 18492840), (120, 16643556), (135, 14794272), (144, 13869630), (160, 12482667), (162, 12328560), (180, 11095704), (216, 9246420), (240, 8321778), (243, 8219040), (270, 7397136), (288, 6934815), (324, 6164280), (360, 5547852), (405, 4931424), (432, 4623210), (480, 4160889), (486, 4109520), (540, 3698568), (648, 3082140), (720, 2773926), (729, 2739680), (810, 2465712), (864, 2311605), (972, 2054760), (1080, 1849284), (1215, 1643808), (1296, 1541070), (1440, 1386963), (1458, 1369840), (1620, 1232856), (1944, 1027380), (2160, 924642), (2430, 821904), (2592, 770535), (2916, 684920), (3240, 616428), (3645, 547936), (3888, 513690), (4320, 462321), (4860, 410952), (5832, 342460), (6480, 308214), (7290, 273968), (7776, 256845), (9720, 205476), (11664, 171230), (12960, 154107), (14580, 136984), (17123, 116640), (19440, 102738), (23328, 85615), (29160, 68492), (34246, 58320), (38880, 51369)]