154440120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:397

約数の個数: 128

約数和(自身を含む): 479001600

約数和(自身を除く): 324561480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 120, 139, 141, 188, 197, 235, 278, 282, 376, 394, 417, 470, 556, 564, 591, 695, 705, 788, 834, 940, 985, 1112, 1128, 1182, 1390, 1410, 1576, 1668, 1880, 1970, 2085, 2364, 2780, 2820, 2955, 3336, 3940, 4170, 4728, 5560, 5640, 5910, 6533, 7880, 8340, 9259, 11820, 13066, 16680, 18518, 19599, 23640, 26132, 27383, 27777, 32665, 37036, 39198, 46295, 52264, 54766, 55554, 65330, 74072, 78396, 82149, 92590, 97995, 109532, 111108, 130660, 136915, 138885, 156792, 164298, 185180, 195990, 219064, 222216, 261320, 273830, 277770, 328596, 370360, 391980, 410745, 547660, 555540, 657192, 783960, 821490, 1095320, 1111080, 1287001, 1642980, 2574002, 3285960, 3861003, 5148004, 6435005, 7722006, 10296008, 12870010, 15444012, 19305015, 25740020, 30888024, 38610030, 51480040, 77220060, 154440120]

約数ペア:

[(1, 154440120), (2, 77220060), (3, 51480040), (4, 38610030), (5, 30888024), (6, 25740020), (8, 19305015), (10, 15444012), (12, 12870010), (15, 10296008), (20, 7722006), (24, 6435005), (30, 5148004), (40, 3861003), (47, 3285960), (60, 2574002), (94, 1642980), (120, 1287001), (139, 1111080), (141, 1095320), (188, 821490), (197, 783960), (235, 657192), (278, 555540), (282, 547660), (376, 410745), (394, 391980), (417, 370360), (470, 328596), (556, 277770), (564, 273830), (591, 261320), (695, 222216), (705, 219064), (788, 195990), (834, 185180), (940, 164298), (985, 156792), (1112, 138885), (1128, 136915), (1182, 130660), (1390, 111108), (1410, 109532), (1576, 97995), (1668, 92590), (1880, 82149), (1970, 78396), (2085, 74072), (2364, 65330), (2780, 55554), (2820, 54766), (2955, 52264), (3336, 46295), (3940, 39198), (4170, 37036), (4728, 32665), (5560, 27777), (5640, 27383), (5910, 26132), (6533, 23640), (7880, 19599), (8340, 18518), (9259, 16680), (11820, 13066)]