2745120

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:87

約数の個数: 192

約数和(自身を含む): 10644480

約数和(自身を除く): 7899360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 43, 48, 56, 57, 60, 70, 76, 80, 84, 86, 95, 96, 105, 112, 114, 120, 129, 133, 140, 152, 160, 168, 172, 190, 210, 215, 224, 228, 240, 258, 266, 280, 285, 301, 304, 336, 344, 380, 399, 420, 430, 456, 480, 516, 532, 560, 570, 602, 608, 645, 665, 672, 688, 760, 798, 817, 840, 860, 903, 912, 1032, 1064, 1120, 1140, 1204, 1290, 1330, 1376, 1505, 1520, 1596, 1634, 1680, 1720, 1806, 1824, 1995, 2064, 2128, 2280, 2408, 2451, 2580, 2660, 3010, 3040, 3192, 3268, 3360, 3440, 3612, 3990, 4085, 4128, 4256, 4515, 4560, 4816, 4902, 5160, 5320, 5719, 6020, 6384, 6536, 6880, 7224, 7980, 8170, 9030, 9120, 9632, 9804, 10320, 10640, 11438, 12040, 12255, 12768, 13072, 14448, 15960, 16340, 17157, 18060, 19608, 20640, 21280, 22876, 24080, 24510, 26144, 28595, 28896, 31920, 32680, 34314, 36120, 39216, 45752, 48160, 49020, 57190, 63840, 65360, 68628, 72240, 78432, 85785, 91504, 98040, 114380, 130720, 137256, 144480, 171570, 183008, 196080, 228760, 274512, 343140, 392160, 457520, 549024, 686280, 915040, 1372560, 2745120]

約数ペア:

[(1, 2745120), (2, 1372560), (3, 915040), (4, 686280), (5, 549024), (6, 457520), (7, 392160), (8, 343140), (10, 274512), (12, 228760), (14, 196080), (15, 183008), (16, 171570), (19, 144480), (20, 137256), (21, 130720), (24, 114380), (28, 98040), (30, 91504), (32, 85785), (35, 78432), (38, 72240), (40, 68628), (42, 65360), (43, 63840), (48, 57190), (56, 49020), (57, 48160), (60, 45752), (70, 39216), (76, 36120), (80, 34314), (84, 32680), (86, 31920), (95, 28896), (96, 28595), (105, 26144), (112, 24510), (114, 24080), (120, 22876), (129, 21280), (133, 20640), (140, 19608), (152, 18060), (160, 17157), (168, 16340), (172, 15960), (190, 14448), (210, 13072), (215, 12768), (224, 12255), (228, 12040), (240, 11438), (258, 10640), (266, 10320), (280, 9804), (285, 9632), (301, 9120), (304, 9030), (336, 8170), (344, 7980), (380, 7224), (399, 6880), (420, 6536), (430, 6384), (456, 6020), (480, 5719), (516, 5320), (532, 5160), (560, 4902), (570, 4816), (602, 4560), (608, 4515), (645, 4256), (665, 4128), (672, 4085), (688, 3990), (760, 3612), (798, 3440), (817, 3360), (840, 3268), (860, 3192), (903, 3040), (912, 3010), (1032, 2660), (1064, 2580), (1120, 2451), (1140, 2408), (1204, 2280), (1290, 2128), (1330, 2064), (1376, 1995), (1505, 1824), (1520, 1806), (1596, 1720), (1634, 1680)]