1338740640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{4817}}^1$

素因数の和:5031

約数の個数: 144

約数和(自身を含む): 4593076488

約数和(自身を除く): 3254335848

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 193, 240, 288, 360, 386, 480, 579, 720, 772, 965, 1158, 1440, 1544, 1737, 1930, 2316, 2895, 3088, 3474, 3860, 4632, 4817, 5790, 6176, 6948, 7720, 8685, 9264, 9634, 11580, 13896, 14451, 15440, 17370, 18528, 19268, 23160, 24085, 27792, 28902, 30880, 34740, 38536, 43353, 46320, 48170, 55584, 57804, 69480, 72255, 77072, 86706, 92640, 96340, 115608, 138960, 144510, 154144, 173412, 192680, 216765, 231216, 277920, 289020, 346824, 385360, 433530, 462432, 578040, 693648, 770720, 867060, 929681, 1156080, 1387296, 1734120, 1859362, 2312160, 2789043, 3468240, 3718724, 4648405, 5578086, 6936480, 7437448, 8367129, 9296810, 11156172, 13945215, 14874896, 16734258, 18593620, 22312344, 27890430, 29749792, 33468516, 37187240, 41835645, 44624688, 55780860, 66937032, 74374480, 83671290, 89249376, 111561720, 133874064, 148748960, 167342580, 223123440, 267748128, 334685160, 446246880, 669370320, 1338740640]

約数ペア:

[(1, 1338740640), (2, 669370320), (3, 446246880), (4, 334685160), (5, 267748128), (6, 223123440), (8, 167342580), (9, 148748960), (10, 133874064), (12, 111561720), (15, 89249376), (16, 83671290), (18, 74374480), (20, 66937032), (24, 55780860), (30, 44624688), (32, 41835645), (36, 37187240), (40, 33468516), (45, 29749792), (48, 27890430), (60, 22312344), (72, 18593620), (80, 16734258), (90, 14874896), (96, 13945215), (120, 11156172), (144, 9296810), (160, 8367129), (180, 7437448), (193, 6936480), (240, 5578086), (288, 4648405), (360, 3718724), (386, 3468240), (480, 2789043), (579, 2312160), (720, 1859362), (772, 1734120), (965, 1387296), (1158, 1156080), (1440, 929681), (1544, 867060), (1737, 770720), (1930, 693648), (2316, 578040), (2895, 462432), (3088, 433530), (3474, 385360), (3860, 346824), (4632, 289020), (4817, 277920), (5790, 231216), (6176, 216765), (6948, 192680), (7720, 173412), (8685, 154144), (9264, 144510), (9634, 138960), (11580, 115608), (13896, 96340), (14451, 92640), (15440, 86706), (17370, 77072), (18528, 72255), (19268, 69480), (23160, 57804), (24085, 55584), (27792, 48170), (28902, 46320), (30880, 43353), (34740, 38536)]