209429760

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{54539}}^1$

素因数の和:54563

約数の個数: 72

約数和(自身を含む): 668878560

約数和(自身を除く): 459448800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 54539, 109078, 163617, 218156, 272695, 327234, 436312, 545390, 654468, 818085, 872624, 1090780, 1308936, 1636170, 1745248, 2181560, 2617872, 3272340, 3490496, 4363120, 5235744, 6544680, 6980992, 8726240, 10471488, 13089360, 13961984, 17452480, 20942976, 26178720, 34904960, 41885952, 52357440, 69809920, 104714880, 209429760]

約数ペア:

[(1, 209429760), (2, 104714880), (3, 69809920), (4, 52357440), (5, 41885952), (6, 34904960), (8, 26178720), (10, 20942976), (12, 17452480), (15, 13961984), (16, 13089360), (20, 10471488), (24, 8726240), (30, 6980992), (32, 6544680), (40, 5235744), (48, 4363120), (60, 3490496), (64, 3272340), (80, 2617872), (96, 2181560), (120, 1745248), (128, 1636170), (160, 1308936), (192, 1090780), (240, 872624), (256, 818085), (320, 654468), (384, 545390), (480, 436312), (640, 327234), (768, 272695), (960, 218156), (1280, 163617), (1920, 109078), (3840, 54539)]