138791520

素因数分解:

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

素因数の和:323

約数の個数: 288

約数和(自身を含む): 554299200

約数和(自身を除く): 415507680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 196, 210, 224, 240, 245, 252, 280, 281, 288, 294, 315, 336, 343, 360, 392, 420, 441, 480, 490, 504, 560, 562, 588, 630, 672, 686, 720, 735, 784, 840, 843, 882, 980, 1008, 1029, 1120, 1124, 1176, 1260, 1372, 1405, 1440, 1470, 1568, 1680, 1686, 1715, 1764, 1960, 1967, 2016, 2058, 2205, 2248, 2352, 2520, 2529, 2744, 2810, 2940, 3087, 3360, 3372, 3430, 3528, 3920, 3934, 4116, 4215, 4410, 4496, 4704, 5040, 5058, 5145, 5488, 5620, 5880, 5901, 6174, 6744, 6860, 7056, 7840, 7868, 8232, 8430, 8820, 8992, 9835, 10080, 10116, 10290, 10976, 11240, 11760, 11802, 12348, 12645, 13488, 13720, 13769, 14112, 15435, 15736, 16464, 16860, 17640, 17703, 19670, 20232, 20580, 22480, 23520, 23604, 24696, 25290, 26976, 27440, 27538, 29505, 30870, 31472, 32928, 33720, 35280, 35406, 39340, 40464, 41160, 41307, 44960, 47208, 49392, 50580, 54880, 55076, 59010, 61740, 62944, 67440, 68845, 70560, 70812, 78680, 80928, 82320, 82614, 88515, 94416, 96383, 98784, 101160, 110152, 118020, 123480, 123921, 134880, 137690, 141624, 157360, 164640, 165228, 177030, 188832, 192766, 202320, 206535, 220304, 236040, 246960, 247842, 275380, 283248, 289149, 314720, 330456, 354060, 385532, 404640, 413070, 440608, 472080, 481915, 493920, 495684, 550760, 566496, 578298, 619605, 660912, 708120, 771064, 826140, 867447, 944160, 963830, 991368, 1101520, 1156596, 1239210, 1321824, 1416240, 1445745, 1542128, 1652280, 1734894, 1927660, 1982736, 2203040, 2313192, 2478420, 2832480, 2891490, 3084256, 3304560, 3469788, 3855320, 3965472, 4337235, 4626384, 4956840, 5782980, 6609120, 6939576, 7710640, 8674470, 9252768, 9913680, 11565960, 13879152, 15421280, 17348940, 19827360, 23131920, 27758304, 34697880, 46263840, 69395760, 138791520]

約数ペア:

[(1, 138791520), (2, 69395760), (3, 46263840), (4, 34697880), (5, 27758304), (6, 23131920), (7, 19827360), (8, 17348940), (9, 15421280), (10, 13879152), (12, 11565960), (14, 9913680), (15, 9252768), (16, 8674470), (18, 7710640), (20, 6939576), (21, 6609120), (24, 5782980), (28, 4956840), (30, 4626384), (32, 4337235), (35, 3965472), (36, 3855320), (40, 3469788), (42, 3304560), (45, 3084256), (48, 2891490), (49, 2832480), (56, 2478420), (60, 2313192), (63, 2203040), (70, 1982736), (72, 1927660), (80, 1734894), (84, 1652280), (90, 1542128), (96, 1445745), (98, 1416240), (105, 1321824), (112, 1239210), (120, 1156596), (126, 1101520), (140, 991368), (144, 963830), (147, 944160), (160, 867447), (168, 826140), (180, 771064), (196, 708120), (210, 660912), (224, 619605), (240, 578298), (245, 566496), (252, 550760), (280, 495684), (281, 493920), (288, 481915), (294, 472080), (315, 440608), (336, 413070), (343, 404640), (360, 385532), (392, 354060), (420, 330456), (441, 314720), (480, 289149), (490, 283248), (504, 275380), (560, 247842), (562, 246960), (588, 236040), (630, 220304), (672, 206535), (686, 202320), (720, 192766), (735, 188832), (784, 177030), (840, 165228), (843, 164640), (882, 157360), (980, 141624), (1008, 137690), (1029, 134880), (1120, 123921), (1124, 123480), (1176, 118020), (1260, 110152), (1372, 101160), (1405, 98784), (1440, 96383), (1470, 94416), (1568, 88515), (1680, 82614), (1686, 82320), (1715, 80928), (1764, 78680), (1960, 70812), (1967, 70560), (2016, 68845), (2058, 67440), (2205, 62944), (2248, 61740), (2352, 59010), (2520, 55076), (2529, 54880), (2744, 50580), (2810, 49392), (2940, 47208), (3087, 44960), (3360, 41307), (3372, 41160), (3430, 40464), (3528, 39340), (3920, 35406), (3934, 35280), (4116, 33720), (4215, 32928), (4410, 31472), (4496, 30870), (4704, 29505), (5040, 27538), (5058, 27440), (5145, 26976), (5488, 25290), (5620, 24696), (5880, 23604), (5901, 23520), (6174, 22480), (6744, 20580), (6860, 20232), (7056, 19670), (7840, 17703), (7868, 17640), (8232, 16860), (8430, 16464), (8820, 15736), (8992, 15435), (9835, 14112), (10080, 13769), (10116, 13720), (10290, 13488), (10976, 12645), (11240, 12348), (11760, 11802)]