7978680

素因数分解:

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

素因数の和:653

約数の個数: 96

約数和(自身を含む): 26676000

約数和(自身を除く): 18697320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 37, 40, 45, 60, 72, 74, 90, 111, 120, 148, 180, 185, 222, 296, 333, 360, 370, 444, 555, 599, 666, 740, 888, 1110, 1198, 1332, 1480, 1665, 1797, 2220, 2396, 2664, 2995, 3330, 3594, 4440, 4792, 5391, 5990, 6660, 7188, 8985, 10782, 11980, 13320, 14376, 17970, 21564, 22163, 23960, 26955, 35940, 43128, 44326, 53910, 66489, 71880, 88652, 107820, 110815, 132978, 177304, 199467, 215640, 221630, 265956, 332445, 398934, 443260, 531912, 664890, 797868, 886520, 997335, 1329780, 1595736, 1994670, 2659560, 3989340, 7978680]

約数ペア:

[(1, 7978680), (2, 3989340), (3, 2659560), (4, 1994670), (5, 1595736), (6, 1329780), (8, 997335), (9, 886520), (10, 797868), (12, 664890), (15, 531912), (18, 443260), (20, 398934), (24, 332445), (30, 265956), (36, 221630), (37, 215640), (40, 199467), (45, 177304), (60, 132978), (72, 110815), (74, 107820), (90, 88652), (111, 71880), (120, 66489), (148, 53910), (180, 44326), (185, 43128), (222, 35940), (296, 26955), (333, 23960), (360, 22163), (370, 21564), (444, 17970), (555, 14376), (599, 13320), (666, 11980), (740, 10782), (888, 8985), (1110, 7188), (1198, 6660), (1332, 5990), (1480, 5391), (1665, 4792), (1797, 4440), (2220, 3594), (2396, 3330), (2664, 2995)]