680175720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{6277}}^1$

素因数の和:6344

約数の個数: 192

約数和(自身を含む): 2585531520

約数和(自身を除く): 1905355800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 43, 45, 56, 60, 63, 70, 72, 84, 86, 90, 105, 120, 126, 129, 140, 168, 172, 180, 210, 215, 252, 258, 280, 301, 315, 344, 360, 387, 420, 430, 504, 516, 602, 630, 645, 774, 840, 860, 903, 1032, 1204, 1260, 1290, 1505, 1548, 1720, 1806, 1935, 2408, 2520, 2580, 2709, 3010, 3096, 3612, 3870, 4515, 5160, 5418, 6020, 6277, 7224, 7740, 9030, 10836, 12040, 12554, 13545, 15480, 18060, 18831, 21672, 25108, 27090, 31385, 36120, 37662, 43939, 50216, 54180, 56493, 62770, 75324, 87878, 94155, 108360, 112986, 125540, 131817, 150648, 175756, 188310, 219695, 225972, 251080, 263634, 269911, 282465, 351512, 376620, 395451, 439390, 451944, 527268, 539822, 564930, 659085, 753240, 790902, 809733, 878780, 1054536, 1079644, 1129860, 1318170, 1349555, 1581804, 1619466, 1757560, 1889377, 1977255, 2159288, 2259720, 2429199, 2636340, 2699110, 3163608, 3238932, 3778754, 3954510, 4048665, 4858398, 5272680, 5398220, 5668131, 6477864, 7557508, 7909020, 8097330, 9446885, 9716796, 10796440, 11336262, 12145995, 15115016, 15818040, 16194660, 17004393, 18893770, 19433592, 22672524, 24291990, 28340655, 32389320, 34008786, 37787540, 45345048, 48583980, 56681310, 68017572, 75575080, 85021965, 97167960, 113362620, 136035144, 170043930, 226725240, 340087860, 680175720]

約数ペア:

[(1, 680175720), (2, 340087860), (3, 226725240), (4, 170043930), (5, 136035144), (6, 113362620), (7, 97167960), (8, 85021965), (9, 75575080), (10, 68017572), (12, 56681310), (14, 48583980), (15, 45345048), (18, 37787540), (20, 34008786), (21, 32389320), (24, 28340655), (28, 24291990), (30, 22672524), (35, 19433592), (36, 18893770), (40, 17004393), (42, 16194660), (43, 15818040), (45, 15115016), (56, 12145995), (60, 11336262), (63, 10796440), (70, 9716796), (72, 9446885), (84, 8097330), (86, 7909020), (90, 7557508), (105, 6477864), (120, 5668131), (126, 5398220), (129, 5272680), (140, 4858398), (168, 4048665), (172, 3954510), (180, 3778754), (210, 3238932), (215, 3163608), (252, 2699110), (258, 2636340), (280, 2429199), (301, 2259720), (315, 2159288), (344, 1977255), (360, 1889377), (387, 1757560), (420, 1619466), (430, 1581804), (504, 1349555), (516, 1318170), (602, 1129860), (630, 1079644), (645, 1054536), (774, 878780), (840, 809733), (860, 790902), (903, 753240), (1032, 659085), (1204, 564930), (1260, 539822), (1290, 527268), (1505, 451944), (1548, 439390), (1720, 395451), (1806, 376620), (1935, 351512), (2408, 282465), (2520, 269911), (2580, 263634), (2709, 251080), (3010, 225972), (3096, 219695), (3612, 188310), (3870, 175756), (4515, 150648), (5160, 131817), (5418, 125540), (6020, 112986), (6277, 108360), (7224, 94155), (7740, 87878), (9030, 75324), (10836, 62770), (12040, 56493), (12554, 54180), (13545, 50216), (15480, 43939), (18060, 37662), (18831, 36120), (21672, 31385), (25108, 27090)]