21984000

素因数分解:

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

素因数の和:263

約数の個数: 144

約数和(自身を含む): 73338720

約数和(自身を除く): 51354720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 125, 128, 150, 160, 192, 200, 229, 240, 250, 256, 300, 320, 375, 384, 400, 458, 480, 500, 600, 640, 687, 750, 768, 800, 916, 960, 1000, 1145, 1200, 1280, 1374, 1500, 1600, 1832, 1920, 2000, 2290, 2400, 2748, 3000, 3200, 3435, 3664, 3840, 4000, 4580, 4800, 5496, 5725, 6000, 6400, 6870, 7328, 8000, 9160, 9600, 10992, 11450, 12000, 13740, 14656, 16000, 17175, 18320, 19200, 21984, 22900, 24000, 27480, 28625, 29312, 32000, 34350, 36640, 43968, 45800, 48000, 54960, 57250, 58624, 68700, 73280, 85875, 87936, 91600, 96000, 109920, 114500, 137400, 146560, 171750, 175872, 183200, 219840, 229000, 274800, 293120, 343500, 366400, 439680, 458000, 549600, 687000, 732800, 879360, 916000, 1099200, 1374000, 1465600, 1832000, 2198400, 2748000, 3664000, 4396800, 5496000, 7328000, 10992000, 21984000]

約数ペア:

[(1, 21984000), (2, 10992000), (3, 7328000), (4, 5496000), (5, 4396800), (6, 3664000), (8, 2748000), (10, 2198400), (12, 1832000), (15, 1465600), (16, 1374000), (20, 1099200), (24, 916000), (25, 879360), (30, 732800), (32, 687000), (40, 549600), (48, 458000), (50, 439680), (60, 366400), (64, 343500), (75, 293120), (80, 274800), (96, 229000), (100, 219840), (120, 183200), (125, 175872), (128, 171750), (150, 146560), (160, 137400), (192, 114500), (200, 109920), (229, 96000), (240, 91600), (250, 87936), (256, 85875), (300, 73280), (320, 68700), (375, 58624), (384, 57250), (400, 54960), (458, 48000), (480, 45800), (500, 43968), (600, 36640), (640, 34350), (687, 32000), (750, 29312), (768, 28625), (800, 27480), (916, 24000), (960, 22900), (1000, 21984), (1145, 19200), (1200, 18320), (1280, 17175), (1374, 16000), (1500, 14656), (1600, 13740), (1832, 12000), (1920, 11450), (2000, 10992), (2290, 9600), (2400, 9160), (2748, 8000), (3000, 7328), (3200, 6870), (3435, 6400), (3664, 6000), (3840, 5725), (4000, 5496), (4580, 4800)]