140679840

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{281}}^1$

素因数の和:455

約数の個数: 192

約数和(自身を含む): 511660800

約数和(自身を除く): 370980960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 149, 160, 168, 210, 224, 240, 280, 281, 298, 336, 420, 447, 480, 560, 562, 596, 672, 745, 840, 843, 894, 1043, 1120, 1124, 1192, 1405, 1490, 1680, 1686, 1788, 1967, 2086, 2235, 2248, 2384, 2810, 2980, 3129, 3360, 3372, 3576, 3934, 4172, 4215, 4470, 4496, 4768, 5215, 5620, 5901, 5960, 6258, 6744, 7152, 7868, 8344, 8430, 8940, 8992, 9835, 10430, 11240, 11802, 11920, 12516, 13488, 14304, 15645, 15736, 16688, 16860, 17880, 19670, 20860, 22480, 23604, 23840, 25032, 26976, 29505, 31290, 31472, 33376, 33720, 35760, 39340, 41720, 41869, 44960, 47208, 50064, 59010, 62580, 62944, 67440, 71520, 78680, 83440, 83738, 94416, 100128, 118020, 125160, 125607, 134880, 157360, 166880, 167476, 188832, 209345, 236040, 250320, 251214, 293083, 314720, 334952, 418690, 472080, 500640, 502428, 586166, 628035, 669904, 837380, 879249, 944160, 1004856, 1172332, 1256070, 1339808, 1465415, 1674760, 1758498, 2009712, 2344664, 2512140, 2930830, 3349520, 3516996, 4019424, 4396245, 4689328, 5024280, 5861660, 6699040, 7033992, 8792490, 9378656, 10048560, 11723320, 14067984, 17584980, 20097120, 23446640, 28135968, 35169960, 46893280, 70339920, 140679840]

約数ペア:

[(1, 140679840), (2, 70339920), (3, 46893280), (4, 35169960), (5, 28135968), (6, 23446640), (7, 20097120), (8, 17584980), (10, 14067984), (12, 11723320), (14, 10048560), (15, 9378656), (16, 8792490), (20, 7033992), (21, 6699040), (24, 5861660), (28, 5024280), (30, 4689328), (32, 4396245), (35, 4019424), (40, 3516996), (42, 3349520), (48, 2930830), (56, 2512140), (60, 2344664), (70, 2009712), (80, 1758498), (84, 1674760), (96, 1465415), (105, 1339808), (112, 1256070), (120, 1172332), (140, 1004856), (149, 944160), (160, 879249), (168, 837380), (210, 669904), (224, 628035), (240, 586166), (280, 502428), (281, 500640), (298, 472080), (336, 418690), (420, 334952), (447, 314720), (480, 293083), (560, 251214), (562, 250320), (596, 236040), (672, 209345), (745, 188832), (840, 167476), (843, 166880), (894, 157360), (1043, 134880), (1120, 125607), (1124, 125160), (1192, 118020), (1405, 100128), (1490, 94416), (1680, 83738), (1686, 83440), (1788, 78680), (1967, 71520), (2086, 67440), (2235, 62944), (2248, 62580), (2384, 59010), (2810, 50064), (2980, 47208), (3129, 44960), (3360, 41869), (3372, 41720), (3576, 39340), (3934, 35760), (4172, 33720), (4215, 33376), (4470, 31472), (4496, 31290), (4768, 29505), (5215, 26976), (5620, 25032), (5901, 23840), (5960, 23604), (6258, 22480), (6744, 20860), (7152, 19670), (7868, 17880), (8344, 16860), (8430, 16688), (8940, 15736), (8992, 15645), (9835, 14304), (10430, 13488), (11240, 12516), (11802, 11920)]