2638080

素因数分解:

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

素因数の和:256

約数の個数: 108

約数和(自身を含む): 9167340

約数和(自身を除く): 6529260

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 229, 240, 256, 288, 320, 360, 384, 458, 480, 576, 640, 687, 720, 768, 916, 960, 1145, 1152, 1280, 1374, 1440, 1832, 1920, 2061, 2290, 2304, 2748, 2880, 3435, 3664, 3840, 4122, 4580, 5496, 5760, 6870, 7328, 8244, 9160, 10305, 10992, 11520, 13740, 14656, 16488, 18320, 20610, 21984, 27480, 29312, 32976, 36640, 41220, 43968, 54960, 58624, 65952, 73280, 82440, 87936, 109920, 131904, 146560, 164880, 175872, 219840, 263808, 293120, 329760, 439680, 527616, 659520, 879360, 1319040, 2638080]

約数ペア:

[(1, 2638080), (2, 1319040), (3, 879360), (4, 659520), (5, 527616), (6, 439680), (8, 329760), (9, 293120), (10, 263808), (12, 219840), (15, 175872), (16, 164880), (18, 146560), (20, 131904), (24, 109920), (30, 87936), (32, 82440), (36, 73280), (40, 65952), (45, 58624), (48, 54960), (60, 43968), (64, 41220), (72, 36640), (80, 32976), (90, 29312), (96, 27480), (120, 21984), (128, 20610), (144, 18320), (160, 16488), (180, 14656), (192, 13740), (229, 11520), (240, 10992), (256, 10305), (288, 9160), (320, 8244), (360, 7328), (384, 6870), (458, 5760), (480, 5496), (576, 4580), (640, 4122), (687, 3840), (720, 3664), (768, 3435), (916, 2880), (960, 2748), (1145, 2304), (1152, 2290), (1280, 2061), (1374, 1920), (1440, 1832)]