31455032

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:133

約数の個数: 128

約数和(自身を含む): 78796800

約数和(自身を除く): 47341768

約数列:

[1, 2, 4, 7, 8, 14, 17, 19, 28, 34, 37, 38, 47, 56, 68, 74, 76, 94, 119, 133, 136, 148, 152, 188, 238, 259, 266, 296, 323, 329, 376, 476, 518, 532, 629, 646, 658, 703, 799, 893, 952, 1036, 1064, 1258, 1292, 1316, 1406, 1598, 1739, 1786, 2072, 2261, 2516, 2584, 2632, 2812, 3196, 3478, 3572, 4403, 4522, 4921, 5032, 5593, 5624, 6251, 6392, 6956, 7144, 8806, 9044, 9842, 11186, 11951, 12173, 12502, 13912, 15181, 17612, 18088, 19684, 22372, 23902, 24346, 25004, 29563, 30362, 33041, 35224, 39368, 44744, 47804, 48692, 50008, 59126, 60724, 66082, 83657, 95608, 97384, 106267, 118252, 121448, 132164, 167314, 206941, 212534, 231287, 236504, 264328, 334628, 413882, 425068, 462574, 561697, 669256, 827764, 850136, 925148, 1123394, 1655528, 1850296, 2246788, 3931879, 4493576, 7863758, 15727516, 31455032]

約数ペア:

[(1, 31455032), (2, 15727516), (4, 7863758), (7, 4493576), (8, 3931879), (14, 2246788), (17, 1850296), (19, 1655528), (28, 1123394), (34, 925148), (37, 850136), (38, 827764), (47, 669256), (56, 561697), (68, 462574), (74, 425068), (76, 413882), (94, 334628), (119, 264328), (133, 236504), (136, 231287), (148, 212534), (152, 206941), (188, 167314), (238, 132164), (259, 121448), (266, 118252), (296, 106267), (323, 97384), (329, 95608), (376, 83657), (476, 66082), (518, 60724), (532, 59126), (629, 50008), (646, 48692), (658, 47804), (703, 44744), (799, 39368), (893, 35224), (952, 33041), (1036, 30362), (1064, 29563), (1258, 25004), (1292, 24346), (1316, 23902), (1406, 22372), (1598, 19684), (1739, 18088), (1786, 17612), (2072, 15181), (2261, 13912), (2516, 12502), (2584, 12173), (2632, 11951), (2812, 11186), (3196, 9842), (3478, 9044), (3572, 8806), (4403, 7144), (4522, 6956), (4921, 6392), (5032, 6251), (5593, 5624)]