81750768

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{281}}^1$

素因数の和:351

約数の個数: 160

約数和(自身を含む): 251769600

約数和(自身を除く): 170018832

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 19, 22, 24, 29, 33, 38, 44, 48, 57, 58, 66, 76, 87, 88, 114, 116, 132, 152, 174, 176, 209, 228, 232, 264, 281, 304, 319, 348, 418, 456, 464, 528, 551, 562, 627, 638, 696, 836, 843, 912, 957, 1102, 1124, 1254, 1276, 1392, 1653, 1672, 1686, 1914, 2204, 2248, 2508, 2552, 3091, 3306, 3344, 3372, 3828, 4408, 4496, 5016, 5104, 5339, 6061, 6182, 6612, 6744, 7656, 8149, 8816, 9273, 10032, 10678, 12122, 12364, 13224, 13488, 15312, 16017, 16298, 18183, 18546, 21356, 24244, 24447, 24728, 26448, 32034, 32596, 36366, 37092, 42712, 48488, 48894, 49456, 58729, 64068, 65192, 72732, 74184, 85424, 89639, 96976, 97788, 117458, 128136, 130384, 145464, 148368, 154831, 176187, 179278, 195576, 234916, 256272, 268917, 290928, 309662, 352374, 358556, 391152, 464493, 469832, 537834, 619324, 704748, 717112, 928986, 939664, 1075668, 1238648, 1409496, 1434224, 1703141, 1857972, 2151336, 2477296, 2818992, 3406282, 3715944, 4302672, 5109423, 6812564, 7431888, 10218846, 13625128, 20437692, 27250256, 40875384, 81750768]

約数ペア:

[(1, 81750768), (2, 40875384), (3, 27250256), (4, 20437692), (6, 13625128), (8, 10218846), (11, 7431888), (12, 6812564), (16, 5109423), (19, 4302672), (22, 3715944), (24, 3406282), (29, 2818992), (33, 2477296), (38, 2151336), (44, 1857972), (48, 1703141), (57, 1434224), (58, 1409496), (66, 1238648), (76, 1075668), (87, 939664), (88, 928986), (114, 717112), (116, 704748), (132, 619324), (152, 537834), (174, 469832), (176, 464493), (209, 391152), (228, 358556), (232, 352374), (264, 309662), (281, 290928), (304, 268917), (319, 256272), (348, 234916), (418, 195576), (456, 179278), (464, 176187), (528, 154831), (551, 148368), (562, 145464), (627, 130384), (638, 128136), (696, 117458), (836, 97788), (843, 96976), (912, 89639), (957, 85424), (1102, 74184), (1124, 72732), (1254, 65192), (1276, 64068), (1392, 58729), (1653, 49456), (1672, 48894), (1686, 48488), (1914, 42712), (2204, 37092), (2248, 36366), (2508, 32596), (2552, 32034), (3091, 26448), (3306, 24728), (3344, 24447), (3372, 24244), (3828, 21356), (4408, 18546), (4496, 18183), (5016, 16298), (5104, 16017), (5339, 15312), (6061, 13488), (6182, 13224), (6612, 12364), (6744, 12122), (7656, 10678), (8149, 10032), (8816, 9273)]