78473520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{108991}}^1$

素因数の和:109010

約数の個数: 60

約数和(自身を含む): 263542656

約数和(自身を除く): 185069136

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 108991, 217982, 326973, 435964, 544955, 653946, 871928, 980919, 1089910, 1307892, 1634865, 1743856, 1961838, 2179820, 2615784, 3269730, 3923676, 4359640, 4904595, 5231568, 6539460, 7847352, 8719280, 9809190, 13078920, 15694704, 19618380, 26157840, 39236760, 78473520]

約数ペア:

[(1, 78473520), (2, 39236760), (3, 26157840), (4, 19618380), (5, 15694704), (6, 13078920), (8, 9809190), (9, 8719280), (10, 7847352), (12, 6539460), (15, 5231568), (16, 4904595), (18, 4359640), (20, 3923676), (24, 3269730), (30, 2615784), (36, 2179820), (40, 1961838), (45, 1743856), (48, 1634865), (60, 1307892), (72, 1089910), (80, 980919), (90, 871928), (120, 653946), (144, 544955), (180, 435964), (240, 326973), (360, 217982), (720, 108991)]