128858912

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:203

約数の個数: 192

約数和(自身を含む): 350542080

約数和(自身を除く): 221683168

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 19, 26, 28, 32, 34, 38, 52, 56, 68, 76, 91, 104, 112, 119, 133, 136, 137, 152, 182, 208, 221, 224, 238, 247, 266, 272, 274, 304, 323, 364, 416, 442, 476, 494, 532, 544, 548, 608, 646, 728, 884, 952, 959, 988, 1064, 1096, 1292, 1456, 1547, 1729, 1768, 1781, 1904, 1918, 1976, 2128, 2192, 2261, 2329, 2584, 2603, 2912, 3094, 3458, 3536, 3562, 3808, 3836, 3952, 4199, 4256, 4384, 4522, 4658, 5168, 5206, 6188, 6916, 7072, 7124, 7672, 7904, 8398, 9044, 9316, 10336, 10412, 12376, 12467, 13832, 14248, 15344, 16303, 16796, 18088, 18221, 18632, 20824, 24752, 24934, 27664, 28496, 29393, 30277, 30688, 32606, 33592, 33839, 36176, 36442, 37264, 41648, 44251, 49504, 49868, 55328, 56992, 58786, 60554, 65212, 67184, 67678, 72352, 72884, 74528, 83296, 88502, 99736, 117572, 121108, 130424, 134368, 135356, 145768, 177004, 199472, 211939, 235144, 236873, 242216, 260848, 270712, 291536, 309757, 354008, 398944, 423878, 470288, 473746, 484432, 521696, 541424, 575263, 583072, 619514, 708016, 847756, 940576, 947492, 968864, 1082848, 1150526, 1239028, 1416032, 1695512, 1894984, 2301052, 2478056, 3391024, 3789968, 4026841, 4602104, 4956112, 6782048, 7579936, 8053682, 9204208, 9912224, 16107364, 18408416, 32214728, 64429456, 128858912]

約数ペア:

[(1, 128858912), (2, 64429456), (4, 32214728), (7, 18408416), (8, 16107364), (13, 9912224), (14, 9204208), (16, 8053682), (17, 7579936), (19, 6782048), (26, 4956112), (28, 4602104), (32, 4026841), (34, 3789968), (38, 3391024), (52, 2478056), (56, 2301052), (68, 1894984), (76, 1695512), (91, 1416032), (104, 1239028), (112, 1150526), (119, 1082848), (133, 968864), (136, 947492), (137, 940576), (152, 847756), (182, 708016), (208, 619514), (221, 583072), (224, 575263), (238, 541424), (247, 521696), (266, 484432), (272, 473746), (274, 470288), (304, 423878), (323, 398944), (364, 354008), (416, 309757), (442, 291536), (476, 270712), (494, 260848), (532, 242216), (544, 236873), (548, 235144), (608, 211939), (646, 199472), (728, 177004), (884, 145768), (952, 135356), (959, 134368), (988, 130424), (1064, 121108), (1096, 117572), (1292, 99736), (1456, 88502), (1547, 83296), (1729, 74528), (1768, 72884), (1781, 72352), (1904, 67678), (1918, 67184), (1976, 65212), (2128, 60554), (2192, 58786), (2261, 56992), (2329, 55328), (2584, 49868), (2603, 49504), (2912, 44251), (3094, 41648), (3458, 37264), (3536, 36442), (3562, 36176), (3808, 33839), (3836, 33592), (3952, 32606), (4199, 30688), (4256, 30277), (4384, 29393), (4522, 28496), (4658, 27664), (5168, 24934), (5206, 24752), (6188, 20824), (6916, 18632), (7072, 18221), (7124, 18088), (7672, 16796), (7904, 16303), (8398, 15344), (9044, 14248), (9316, 13832), (10336, 12467), (10412, 12376)]