74784720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{311603}}^1$

素因数の和:311619

約数の個数: 40

約数和(自身を含む): 231833376

約数和(自身を除く): 157048656

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 311603, 623206, 934809, 1246412, 1558015, 1869618, 2492824, 3116030, 3739236, 4674045, 4985648, 6232060, 7478472, 9348090, 12464120, 14956944, 18696180, 24928240, 37392360, 74784720]

約数ペア:

[(1, 74784720), (2, 37392360), (3, 24928240), (4, 18696180), (5, 14956944), (6, 12464120), (8, 9348090), (10, 7478472), (12, 6232060), (15, 4985648), (16, 4674045), (20, 3739236), (24, 3116030), (30, 2492824), (40, 1869618), (48, 1558015), (60, 1246412), (80, 934809), (120, 623206), (240, 311603)]