551828520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{251}}^1$

素因数の和:496

約数の個数: 192

約数和(自身を含む): 1868106240

約数和(自身を除く): 1316277720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 197, 248, 251, 279, 310, 360, 372, 394, 465, 502, 558, 591, 620, 744, 753, 788, 930, 985, 1004, 1116, 1182, 1240, 1255, 1395, 1506, 1576, 1773, 1860, 1970, 2008, 2232, 2259, 2364, 2510, 2790, 2955, 3012, 3546, 3720, 3765, 3940, 4518, 4728, 5020, 5580, 5910, 6024, 6107, 7092, 7530, 7781, 7880, 8865, 9036, 10040, 11160, 11295, 11820, 12214, 14184, 15060, 15562, 17730, 18072, 18321, 22590, 23343, 23640, 24428, 30120, 30535, 31124, 35460, 36642, 38905, 45180, 46686, 48856, 49447, 54963, 61070, 62248, 70029, 70920, 73284, 77810, 90360, 91605, 93372, 98894, 109926, 116715, 122140, 140058, 146568, 148341, 155620, 183210, 186744, 197788, 219852, 233430, 244280, 247235, 274815, 280116, 296682, 311240, 350145, 366420, 395576, 439704, 445023, 466860, 494470, 549630, 560232, 593364, 700290, 732840, 741705, 890046, 933720, 988940, 1099260, 1186728, 1400580, 1483410, 1532857, 1780092, 1977880, 2198520, 2225115, 2801160, 2966820, 3065714, 3560184, 4450230, 4598571, 5933640, 6131428, 7664285, 8900460, 9197142, 12262856, 13795713, 15328570, 17800920, 18394284, 22992855, 27591426, 30657140, 36788568, 45985710, 55182852, 61314280, 68978565, 91971420, 110365704, 137957130, 183942840, 275914260, 551828520]

約数ペア:

[(1, 551828520), (2, 275914260), (3, 183942840), (4, 137957130), (5, 110365704), (6, 91971420), (8, 68978565), (9, 61314280), (10, 55182852), (12, 45985710), (15, 36788568), (18, 30657140), (20, 27591426), (24, 22992855), (30, 18394284), (31, 17800920), (36, 15328570), (40, 13795713), (45, 12262856), (60, 9197142), (62, 8900460), (72, 7664285), (90, 6131428), (93, 5933640), (120, 4598571), (124, 4450230), (155, 3560184), (180, 3065714), (186, 2966820), (197, 2801160), (248, 2225115), (251, 2198520), (279, 1977880), (310, 1780092), (360, 1532857), (372, 1483410), (394, 1400580), (465, 1186728), (502, 1099260), (558, 988940), (591, 933720), (620, 890046), (744, 741705), (753, 732840), (788, 700290), (930, 593364), (985, 560232), (1004, 549630), (1116, 494470), (1182, 466860), (1240, 445023), (1255, 439704), (1395, 395576), (1506, 366420), (1576, 350145), (1773, 311240), (1860, 296682), (1970, 280116), (2008, 274815), (2232, 247235), (2259, 244280), (2364, 233430), (2510, 219852), (2790, 197788), (2955, 186744), (3012, 183210), (3546, 155620), (3720, 148341), (3765, 146568), (3940, 140058), (4518, 122140), (4728, 116715), (5020, 109926), (5580, 98894), (5910, 93372), (6024, 91605), (6107, 90360), (7092, 77810), (7530, 73284), (7781, 70920), (7880, 70029), (8865, 62248), (9036, 61070), (10040, 54963), (11160, 49447), (11295, 48856), (11820, 46686), (12214, 45180), (14184, 38905), (15060, 36642), (15562, 35460), (17730, 31124), (18072, 30535), (18321, 30120), (22590, 24428), (23343, 23640)]