2421006080

素因数分解:

$2^8\times 5^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{281}}^1$

素因数の和:482

約数の個数: 144

約数和(自身を含む): 5976198144

約数和(自身を除く): 3555192064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 127, 128, 160, 212, 254, 256, 265, 281, 320, 424, 508, 530, 562, 635, 640, 848, 1016, 1060, 1124, 1270, 1280, 1405, 1696, 2032, 2120, 2248, 2540, 2810, 3392, 4064, 4240, 4496, 5080, 5620, 6731, 6784, 8128, 8480, 8992, 10160, 11240, 13462, 13568, 14893, 16256, 16960, 17984, 20320, 22480, 26924, 29786, 32512, 33655, 33920, 35687, 35968, 40640, 44960, 53848, 59572, 67310, 67840, 71374, 71936, 74465, 81280, 89920, 107696, 119144, 134620, 142748, 148930, 162560, 178435, 179840, 215392, 238288, 269240, 285496, 297860, 356870, 359680, 430784, 476576, 538480, 570992, 595720, 713740, 861568, 953152, 1076960, 1141984, 1191440, 1427480, 1723136, 1891411, 1906304, 2153920, 2283968, 2382880, 2854960, 3782822, 3812608, 4307840, 4567936, 4765760, 5709920, 7565644, 8615680, 9135872, 9457055, 9531520, 11419840, 15131288, 18914110, 19063040, 22839680, 30262576, 37828220, 45679360, 60525152, 75656440, 121050304, 151312880, 242100608, 302625760, 484201216, 605251520, 1210503040, 2421006080]

約数ペア:

[(1, 2421006080), (2, 1210503040), (4, 605251520), (5, 484201216), (8, 302625760), (10, 242100608), (16, 151312880), (20, 121050304), (32, 75656440), (40, 60525152), (53, 45679360), (64, 37828220), (80, 30262576), (106, 22839680), (127, 19063040), (128, 18914110), (160, 15131288), (212, 11419840), (254, 9531520), (256, 9457055), (265, 9135872), (281, 8615680), (320, 7565644), (424, 5709920), (508, 4765760), (530, 4567936), (562, 4307840), (635, 3812608), (640, 3782822), (848, 2854960), (1016, 2382880), (1060, 2283968), (1124, 2153920), (1270, 1906304), (1280, 1891411), (1405, 1723136), (1696, 1427480), (2032, 1191440), (2120, 1141984), (2248, 1076960), (2540, 953152), (2810, 861568), (3392, 713740), (4064, 595720), (4240, 570992), (4496, 538480), (5080, 476576), (5620, 430784), (6731, 359680), (6784, 356870), (8128, 297860), (8480, 285496), (8992, 269240), (10160, 238288), (11240, 215392), (13462, 179840), (13568, 178435), (14893, 162560), (16256, 148930), (16960, 142748), (17984, 134620), (20320, 119144), (22480, 107696), (26924, 89920), (29786, 81280), (32512, 74465), (33655, 71936), (33920, 71374), (35687, 67840), (35968, 67310), (40640, 59572), (44960, 53848)]