621707520

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{229}}^1$

素因数の和:361

約数の個数: 288

約数和(自身を含む): 2301707520

約数和(自身を除く): 1680000000

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, 56, 60, 64, 70, 80, 84, 96, 101, 105, 112, 120, 128, 140, 160, 168, 192, 202, 210, 224, 229, 240, 256, 280, 303, 320, 336, 384, 404, 420, 448, 458, 480, 505, 560, 606, 640, 672, 687, 707, 768, 808, 840, 896, 916, 960, 1010, 1120, 1145, 1212, 1280, 1344, 1374, 1414, 1515, 1603, 1616, 1680, 1792, 1832, 1920, 2020, 2121, 2240, 2290, 2424, 2688, 2748, 2828, 3030, 3206, 3232, 3360, 3435, 3535, 3664, 3840, 4040, 4242, 4480, 4580, 4809, 4848, 5376, 5496, 5656, 6060, 6412, 6464, 6720, 6870, 7070, 7328, 8015, 8080, 8484, 8960, 9160, 9618, 9696, 10605, 10992, 11312, 12120, 12824, 12928, 13440, 13740, 14140, 14656, 16030, 16160, 16968, 18320, 19236, 19392, 21210, 21984, 22624, 23129, 24045, 24240, 25648, 25856, 26880, 27480, 28280, 29312, 32060, 32320, 33936, 36640, 38472, 38784, 42420, 43968, 45248, 46258, 48090, 48480, 51296, 54960, 56560, 58624, 64120, 64640, 67872, 69387, 73280, 76944, 77568, 84840, 87936, 90496, 92516, 96180, 96960, 102592, 109920, 113120, 115645, 128240, 129280, 135744, 138774, 146560, 153888, 161903, 169680, 175872, 180992, 185032, 192360, 193920, 205184, 219840, 226240, 231290, 256480, 271488, 277548, 293120, 307776, 323806, 339360, 346935, 370064, 384720, 387840, 410368, 439680, 452480, 462580, 485709, 512960, 542976, 555096, 615552, 647612, 678720, 693870, 740128, 769440, 809515, 879360, 904960, 925160, 971418, 1025920, 1110192, 1231104, 1295224, 1357440, 1387740, 1480256, 1538880, 1619030, 1850320, 1942836, 2051840, 2220384, 2428545, 2590448, 2714880, 2775480, 2960512, 3077760, 3238060, 3700640, 3885672, 4440768, 4857090, 5180896, 5550960, 5921024, 6155520, 6476120, 7401280, 7771344, 8881536, 9714180, 10361792, 11101920, 12952240, 14802560, 15542688, 17763072, 19428360, 20723584, 22203840, 25904480, 29605120, 31085376, 38856720, 41447168, 44407680, 51808960, 62170752, 77713440, 88815360, 103617920, 124341504, 155426880, 207235840, 310853760, 621707520]

約数ペア:

[(1, 621707520), (2, 310853760), (3, 207235840), (4, 155426880), (5, 124341504), (6, 103617920), (7, 88815360), (8, 77713440), (10, 62170752), (12, 51808960), (14, 44407680), (15, 41447168), (16, 38856720), (20, 31085376), (21, 29605120), (24, 25904480), (28, 22203840), (30, 20723584), (32, 19428360), (35, 17763072), (40, 15542688), (42, 14802560), (48, 12952240), (56, 11101920), (60, 10361792), (64, 9714180), (70, 8881536), (80, 7771344), (84, 7401280), (96, 6476120), (101, 6155520), (105, 5921024), (112, 5550960), (120, 5180896), (128, 4857090), (140, 4440768), (160, 3885672), (168, 3700640), (192, 3238060), (202, 3077760), (210, 2960512), (224, 2775480), (229, 2714880), (240, 2590448), (256, 2428545), (280, 2220384), (303, 2051840), (320, 1942836), (336, 1850320), (384, 1619030), (404, 1538880), (420, 1480256), (448, 1387740), (458, 1357440), (480, 1295224), (505, 1231104), (560, 1110192), (606, 1025920), (640, 971418), (672, 925160), (687, 904960), (707, 879360), (768, 809515), (808, 769440), (840, 740128), (896, 693870), (916, 678720), (960, 647612), (1010, 615552), (1120, 555096), (1145, 542976), (1212, 512960), (1280, 485709), (1344, 462580), (1374, 452480), (1414, 439680), (1515, 410368), (1603, 387840), (1616, 384720), (1680, 370064), (1792, 346935), (1832, 339360), (1920, 323806), (2020, 307776), (2121, 293120), (2240, 277548), (2290, 271488), (2424, 256480), (2688, 231290), (2748, 226240), (2828, 219840), (3030, 205184), (3206, 193920), (3232, 192360), (3360, 185032), (3435, 180992), (3535, 175872), (3664, 169680), (3840, 161903), (4040, 153888), (4242, 146560), (4480, 138774), (4580, 135744), (4809, 129280), (4848, 128240), (5376, 115645), (5496, 113120), (5656, 109920), (6060, 102592), (6412, 96960), (6464, 96180), (6720, 92516), (6870, 90496), (7070, 87936), (7328, 84840), (8015, 77568), (8080, 76944), (8484, 73280), (8960, 69387), (9160, 67872), (9618, 64640), (9696, 64120), (10605, 58624), (10992, 56560), (11312, 54960), (12120, 51296), (12824, 48480), (12928, 48090), (13440, 46258), (13740, 45248), (14140, 43968), (14656, 42420), (16030, 38784), (16160, 38472), (16968, 36640), (18320, 33936), (19236, 32320), (19392, 32060), (21210, 29312), (21984, 28280), (22624, 27480), (23129, 26880), (24045, 25856), (24240, 25648)]