28110264

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:301

約数の個数: 128

約数和(自身を含む): 88327680

約数和(自身を除く): 60217416

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 61, 78, 84, 91, 104, 122, 156, 168, 182, 183, 211, 244, 273, 312, 364, 366, 422, 427, 488, 546, 633, 728, 732, 793, 844, 854, 1092, 1266, 1281, 1464, 1477, 1586, 1688, 1708, 2184, 2379, 2532, 2562, 2743, 2954, 3172, 3416, 4431, 4758, 5064, 5124, 5486, 5551, 5908, 6344, 8229, 8862, 9516, 10248, 10972, 11102, 11816, 12871, 16458, 16653, 17724, 19032, 19201, 21944, 22204, 25742, 32916, 33306, 35448, 38402, 38613, 44408, 51484, 57603, 65832, 66612, 76804, 77226, 90097, 102968, 115206, 133224, 153608, 154452, 167323, 180194, 230412, 270291, 308904, 334646, 360388, 460824, 501969, 540582, 669292, 720776, 1003938, 1081164, 1171261, 1338584, 2007876, 2162328, 2342522, 3513783, 4015752, 4685044, 7027566, 9370088, 14055132, 28110264]

約数ペア:

[(1, 28110264), (2, 14055132), (3, 9370088), (4, 7027566), (6, 4685044), (7, 4015752), (8, 3513783), (12, 2342522), (13, 2162328), (14, 2007876), (21, 1338584), (24, 1171261), (26, 1081164), (28, 1003938), (39, 720776), (42, 669292), (52, 540582), (56, 501969), (61, 460824), (78, 360388), (84, 334646), (91, 308904), (104, 270291), (122, 230412), (156, 180194), (168, 167323), (182, 154452), (183, 153608), (211, 133224), (244, 115206), (273, 102968), (312, 90097), (364, 77226), (366, 76804), (422, 66612), (427, 65832), (488, 57603), (546, 51484), (633, 44408), (728, 38613), (732, 38402), (793, 35448), (844, 33306), (854, 32916), (1092, 25742), (1266, 22204), (1281, 21944), (1464, 19201), (1477, 19032), (1586, 17724), (1688, 16653), (1708, 16458), (2184, 12871), (2379, 11816), (2532, 11102), (2562, 10972), (2743, 10248), (2954, 9516), (3172, 8862), (3416, 8229), (4431, 6344), (4758, 5908), (5064, 5551), (5124, 5486)]