855949860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{128521}}^1$

素因数の和:128573

約数の個数: 72

約数和(自身を含む): 2666574456

約数和(自身を除く): 1810624596

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 3330, 6660, 128521, 257042, 385563, 514084, 642605, 771126, 1156689, 1285210, 1542252, 1927815, 2313378, 2570420, 3855630, 4626756, 4755277, 5783445, 7711260, 9510554, 11566890, 14265831, 19021108, 23133780, 23776385, 28531662, 42797493, 47552770, 57063324, 71329155, 85594986, 95105540, 142658310, 171189972, 213987465, 285316620, 427974930, 855949860]

約数ペア:

[(1, 855949860), (2, 427974930), (3, 285316620), (4, 213987465), (5, 171189972), (6, 142658310), (9, 95105540), (10, 85594986), (12, 71329155), (15, 57063324), (18, 47552770), (20, 42797493), (30, 28531662), (36, 23776385), (37, 23133780), (45, 19021108), (60, 14265831), (74, 11566890), (90, 9510554), (111, 7711260), (148, 5783445), (180, 4755277), (185, 4626756), (222, 3855630), (333, 2570420), (370, 2313378), (444, 1927815), (555, 1542252), (666, 1285210), (740, 1156689), (1110, 771126), (1332, 642605), (1665, 514084), (2220, 385563), (3330, 257042), (6660, 128521)]