280204800

素因数分解:

$2^9\times 3^1\times 5^2\times {\mathrm{7297}}^1$

素因数の和:7328

約数の個数: 120

約数和(自身を含む): 925765896

約数和(自身を除く): 645561096

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, 128, 150, 160, 192, 200, 240, 256, 300, 320, 384, 400, 480, 512, 600, 640, 768, 800, 960, 1200, 1280, 1536, 1600, 1920, 2400, 2560, 3200, 3840, 4800, 6400, 7297, 7680, 9600, 12800, 14594, 19200, 21891, 29188, 36485, 38400, 43782, 58376, 72970, 87564, 109455, 116752, 145940, 175128, 182425, 218910, 233504, 291880, 350256, 364850, 437820, 467008, 547275, 583760, 700512, 729700, 875640, 934016, 1094550, 1167520, 1401024, 1459400, 1751280, 1868032, 2189100, 2335040, 2802048, 2918800, 3502560, 3736064, 4378200, 4670080, 5604096, 5837600, 7005120, 8756400, 9340160, 11208192, 11675200, 14010240, 17512800, 18680320, 23350400, 28020480, 35025600, 46700800, 56040960, 70051200, 93401600, 140102400, 280204800]

約数ペア:

[(1, 280204800), (2, 140102400), (3, 93401600), (4, 70051200), (5, 56040960), (6, 46700800), (8, 35025600), (10, 28020480), (12, 23350400), (15, 18680320), (16, 17512800), (20, 14010240), (24, 11675200), (25, 11208192), (30, 9340160), (32, 8756400), (40, 7005120), (48, 5837600), (50, 5604096), (60, 4670080), (64, 4378200), (75, 3736064), (80, 3502560), (96, 2918800), (100, 2802048), (120, 2335040), (128, 2189100), (150, 1868032), (160, 1751280), (192, 1459400), (200, 1401024), (240, 1167520), (256, 1094550), (300, 934016), (320, 875640), (384, 729700), (400, 700512), (480, 583760), (512, 547275), (600, 467008), (640, 437820), (768, 364850), (800, 350256), (960, 291880), (1200, 233504), (1280, 218910), (1536, 182425), (1600, 175128), (1920, 145940), (2400, 116752), (2560, 109455), (3200, 87564), (3840, 72970), (4800, 58376), (6400, 43782), (7297, 38400), (7680, 36485), (9600, 29188), (12800, 21891), (14594, 19200)]