396796160

素因数分解:

$2^8\times 5^1\times {\mathrm{53}}^1\times {\mathrm{5849}}^1$

素因数の和:5923

約数の個数: 72

約数和(自身を含む): 968549400

約数和(自身を除く): 571753240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 160, 212, 256, 265, 320, 424, 530, 640, 848, 1060, 1280, 1696, 2120, 3392, 4240, 5849, 6784, 8480, 11698, 13568, 16960, 23396, 29245, 33920, 46792, 58490, 67840, 93584, 116980, 187168, 233960, 309997, 374336, 467920, 619994, 748672, 935840, 1239988, 1497344, 1549985, 1871680, 2479976, 3099970, 3743360, 4959952, 6199940, 7486720, 9919904, 12399880, 19839808, 24799760, 39679616, 49599520, 79359232, 99199040, 198398080, 396796160]

約数ペア:

[(1, 396796160), (2, 198398080), (4, 99199040), (5, 79359232), (8, 49599520), (10, 39679616), (16, 24799760), (20, 19839808), (32, 12399880), (40, 9919904), (53, 7486720), (64, 6199940), (80, 4959952), (106, 3743360), (128, 3099970), (160, 2479976), (212, 1871680), (256, 1549985), (265, 1497344), (320, 1239988), (424, 935840), (530, 748672), (640, 619994), (848, 467920), (1060, 374336), (1280, 309997), (1696, 233960), (2120, 187168), (3392, 116980), (4240, 93584), (5849, 67840), (6784, 58490), (8480, 46792), (11698, 33920), (13568, 29245), (16960, 23396)]