3989340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{599}}^1$

素因数の和:651

約数の個数: 72

約数和(自身を含む): 12448800

約数和(自身を除く): 8459460

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, 599, 666, 740, 1110, 1198, 1332, 1665, 1797, 2220, 2396, 2995, 3330, 3594, 5391, 5990, 6660, 7188, 8985, 10782, 11980, 17970, 21564, 22163, 26955, 35940, 44326, 53910, 66489, 88652, 107820, 110815, 132978, 199467, 221630, 265956, 332445, 398934, 443260, 664890, 797868, 997335, 1329780, 1994670, 3989340]

約数ペア:

[(1, 3989340), (2, 1994670), (3, 1329780), (4, 997335), (5, 797868), (6, 664890), (9, 443260), (10, 398934), (12, 332445), (15, 265956), (18, 221630), (20, 199467), (30, 132978), (36, 110815), (37, 107820), (45, 88652), (60, 66489), (74, 53910), (90, 44326), (111, 35940), (148, 26955), (180, 22163), (185, 21564), (222, 17970), (333, 11980), (370, 10782), (444, 8985), (555, 7188), (599, 6660), (666, 5990), (740, 5391), (1110, 3594), (1198, 3330), (1332, 2995), (1665, 2396), (1797, 2220)]