78388320

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{163309}}^1$

素因数の和:163327

約数の個数: 48

約数和(自身を含む): 246924720

約数和(自身を除く): 168536400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 163309, 326618, 489927, 653236, 816545, 979854, 1306472, 1633090, 1959708, 2449635, 2612944, 3266180, 3919416, 4899270, 5225888, 6532360, 7838832, 9798540, 13064720, 15677664, 19597080, 26129440, 39194160, 78388320]

約数ペア:

[(1, 78388320), (2, 39194160), (3, 26129440), (4, 19597080), (5, 15677664), (6, 13064720), (8, 9798540), (10, 7838832), (12, 6532360), (15, 5225888), (16, 4899270), (20, 3919416), (24, 3266180), (30, 2612944), (32, 2449635), (40, 1959708), (48, 1633090), (60, 1306472), (80, 979854), (96, 816545), (120, 653236), (160, 489927), (240, 326618), (480, 163309)]