281831328

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{271}}^1$

素因数の和:467

約数の個数: 144

約数和(自身を含む): 844736256

約数和(自身を除く): 562904928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 69, 72, 92, 96, 138, 144, 157, 184, 207, 271, 276, 288, 314, 368, 414, 471, 542, 552, 628, 736, 813, 828, 942, 1084, 1104, 1256, 1413, 1626, 1656, 1884, 2168, 2208, 2439, 2512, 2826, 3252, 3312, 3611, 3768, 4336, 4878, 5024, 5652, 6233, 6504, 6624, 7222, 7536, 8672, 9756, 10833, 11304, 12466, 13008, 14444, 15072, 18699, 19512, 21666, 22608, 24932, 26016, 28888, 32499, 37398, 39024, 42547, 43332, 45216, 49864, 56097, 57776, 64998, 74796, 78048, 85094, 86664, 99728, 112194, 115552, 127641, 129996, 149592, 170188, 173328, 199456, 224388, 255282, 259992, 299184, 340376, 346656, 382923, 448776, 510564, 519984, 598368, 680752, 765846, 897552, 978581, 1021128, 1039968, 1361504, 1531692, 1795104, 1957162, 2042256, 2935743, 3063384, 3914324, 4084512, 5871486, 6126768, 7828648, 8807229, 11742972, 12253536, 15657296, 17614458, 23485944, 31314592, 35228916, 46971888, 70457832, 93943776, 140915664, 281831328]

約数ペア:

[(1, 281831328), (2, 140915664), (3, 93943776), (4, 70457832), (6, 46971888), (8, 35228916), (9, 31314592), (12, 23485944), (16, 17614458), (18, 15657296), (23, 12253536), (24, 11742972), (32, 8807229), (36, 7828648), (46, 6126768), (48, 5871486), (69, 4084512), (72, 3914324), (92, 3063384), (96, 2935743), (138, 2042256), (144, 1957162), (157, 1795104), (184, 1531692), (207, 1361504), (271, 1039968), (276, 1021128), (288, 978581), (314, 897552), (368, 765846), (414, 680752), (471, 598368), (542, 519984), (552, 510564), (628, 448776), (736, 382923), (813, 346656), (828, 340376), (942, 299184), (1084, 259992), (1104, 255282), (1256, 224388), (1413, 199456), (1626, 173328), (1656, 170188), (1884, 149592), (2168, 129996), (2208, 127641), (2439, 115552), (2512, 112194), (2826, 99728), (3252, 86664), (3312, 85094), (3611, 78048), (3768, 74796), (4336, 64998), (4878, 57776), (5024, 56097), (5652, 49864), (6233, 45216), (6504, 43332), (6624, 42547), (7222, 39024), (7536, 37398), (8672, 32499), (9756, 28888), (10833, 26016), (11304, 24932), (12466, 22608), (13008, 21666), (14444, 19512), (15072, 18699)]