28868448

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^2$

素因数の和:82

約数の個数: 216

約数和(自身を含む): 98508312

約数和(自身を除く): 69639864

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 19, 21, 24, 28, 32, 34, 38, 42, 48, 49, 51, 56, 57, 68, 76, 84, 96, 98, 102, 112, 114, 119, 133, 136, 147, 152, 168, 196, 204, 224, 228, 238, 266, 272, 294, 304, 323, 336, 357, 361, 392, 399, 408, 456, 476, 532, 544, 588, 608, 646, 672, 714, 722, 784, 798, 816, 833, 912, 931, 952, 969, 1064, 1083, 1176, 1292, 1428, 1444, 1568, 1596, 1632, 1666, 1824, 1862, 1904, 1938, 2128, 2166, 2261, 2352, 2499, 2527, 2584, 2793, 2856, 2888, 3192, 3332, 3724, 3808, 3876, 4256, 4332, 4522, 4704, 4998, 5054, 5168, 5586, 5712, 5776, 6137, 6384, 6664, 6783, 7448, 7581, 7752, 8664, 9044, 9996, 10108, 10336, 11172, 11424, 11552, 12274, 12768, 13328, 13566, 14896, 15162, 15504, 15827, 17328, 17689, 18088, 18411, 19992, 20216, 22344, 24548, 26656, 27132, 29792, 30324, 31008, 31654, 34656, 35378, 36176, 36822, 39984, 40432, 42959, 44688, 47481, 49096, 53067, 54264, 60648, 63308, 70756, 72352, 73644, 79968, 80864, 85918, 89376, 94962, 98192, 106134, 108528, 121296, 126616, 128877, 141512, 147288, 171836, 189924, 196384, 212268, 217056, 242592, 253232, 257754, 283024, 294576, 300713, 343672, 379848, 424536, 506464, 515508, 566048, 589152, 601426, 687344, 759696, 849072, 902139, 1031016, 1202852, 1374688, 1519392, 1698144, 1804278, 2062032, 2405704, 3608556, 4124064, 4811408, 7217112, 9622816, 14434224, 28868448]

約数ペア:

[(1, 28868448), (2, 14434224), (3, 9622816), (4, 7217112), (6, 4811408), (7, 4124064), (8, 3608556), (12, 2405704), (14, 2062032), (16, 1804278), (17, 1698144), (19, 1519392), (21, 1374688), (24, 1202852), (28, 1031016), (32, 902139), (34, 849072), (38, 759696), (42, 687344), (48, 601426), (49, 589152), (51, 566048), (56, 515508), (57, 506464), (68, 424536), (76, 379848), (84, 343672), (96, 300713), (98, 294576), (102, 283024), (112, 257754), (114, 253232), (119, 242592), (133, 217056), (136, 212268), (147, 196384), (152, 189924), (168, 171836), (196, 147288), (204, 141512), (224, 128877), (228, 126616), (238, 121296), (266, 108528), (272, 106134), (294, 98192), (304, 94962), (323, 89376), (336, 85918), (357, 80864), (361, 79968), (392, 73644), (399, 72352), (408, 70756), (456, 63308), (476, 60648), (532, 54264), (544, 53067), (588, 49096), (608, 47481), (646, 44688), (672, 42959), (714, 40432), (722, 39984), (784, 36822), (798, 36176), (816, 35378), (833, 34656), (912, 31654), (931, 31008), (952, 30324), (969, 29792), (1064, 27132), (1083, 26656), (1176, 24548), (1292, 22344), (1428, 20216), (1444, 19992), (1568, 18411), (1596, 18088), (1632, 17689), (1666, 17328), (1824, 15827), (1862, 15504), (1904, 15162), (1938, 14896), (2128, 13566), (2166, 13328), (2261, 12768), (2352, 12274), (2499, 11552), (2527, 11424), (2584, 11172), (2793, 10336), (2856, 10108), (2888, 9996), (3192, 9044), (3332, 8664), (3724, 7752), (3808, 7581), (3876, 7448), (4256, 6783), (4332, 6664), (4522, 6384), (4704, 6137), (4998, 5776), (5054, 5712), (5168, 5586)]