28665504

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{241}}^1$

素因数の和:323

約数の個数: 144

約数和(自身を含む): 95135040

約数和(自身を除く): 66469536

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 59, 63, 72, 84, 96, 112, 118, 126, 144, 168, 177, 224, 236, 241, 252, 288, 336, 354, 413, 472, 482, 504, 531, 672, 708, 723, 826, 944, 964, 1008, 1062, 1239, 1416, 1446, 1652, 1687, 1888, 1928, 2016, 2124, 2169, 2478, 2832, 2892, 3304, 3374, 3717, 3856, 4248, 4338, 4956, 5061, 5664, 5784, 6608, 6748, 7434, 7712, 8496, 8676, 9912, 10122, 11568, 13216, 13496, 14219, 14868, 15183, 16992, 17352, 19824, 20244, 23136, 26992, 28438, 29736, 30366, 34704, 39648, 40488, 42657, 53984, 56876, 59472, 60732, 69408, 80976, 85314, 99533, 113752, 118944, 121464, 127971, 161952, 170628, 199066, 227504, 242928, 255942, 298599, 341256, 398132, 455008, 485856, 511884, 597198, 682512, 796264, 895797, 1023768, 1194396, 1365024, 1592528, 1791594, 2047536, 2388792, 3185056, 3583188, 4095072, 4777584, 7166376, 9555168, 14332752, 28665504]

約数ペア:

[(1, 28665504), (2, 14332752), (3, 9555168), (4, 7166376), (6, 4777584), (7, 4095072), (8, 3583188), (9, 3185056), (12, 2388792), (14, 2047536), (16, 1791594), (18, 1592528), (21, 1365024), (24, 1194396), (28, 1023768), (32, 895797), (36, 796264), (42, 682512), (48, 597198), (56, 511884), (59, 485856), (63, 455008), (72, 398132), (84, 341256), (96, 298599), (112, 255942), (118, 242928), (126, 227504), (144, 199066), (168, 170628), (177, 161952), (224, 127971), (236, 121464), (241, 118944), (252, 113752), (288, 99533), (336, 85314), (354, 80976), (413, 69408), (472, 60732), (482, 59472), (504, 56876), (531, 53984), (672, 42657), (708, 40488), (723, 39648), (826, 34704), (944, 30366), (964, 29736), (1008, 28438), (1062, 26992), (1239, 23136), (1416, 20244), (1446, 19824), (1652, 17352), (1687, 16992), (1888, 15183), (1928, 14868), (2016, 14219), (2124, 13496), (2169, 13216), (2478, 11568), (2832, 10122), (2892, 9912), (3304, 8676), (3374, 8496), (3717, 7712), (3856, 7434), (4248, 6748), (4338, 6608), (4956, 5784), (5061, 5664)]