71231076

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1$

素因数の和:93

約数の個数: 216

約数和(自身を含む): 232989120

約数和(自身を除く): 161758044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 29, 36, 38, 42, 54, 57, 58, 63, 76, 81, 84, 87, 108, 114, 116, 126, 133, 162, 171, 174, 189, 203, 228, 243, 252, 261, 266, 324, 342, 348, 361, 378, 399, 406, 486, 513, 522, 532, 551, 567, 609, 684, 722, 756, 783, 798, 812, 972, 1026, 1044, 1083, 1102, 1134, 1197, 1218, 1444, 1539, 1566, 1596, 1653, 1701, 1827, 2052, 2166, 2204, 2268, 2349, 2394, 2436, 2527, 3078, 3132, 3249, 3306, 3402, 3591, 3654, 3857, 4332, 4617, 4698, 4788, 4959, 5054, 5481, 6156, 6498, 6612, 6804, 7047, 7182, 7308, 7581, 7714, 9234, 9396, 9747, 9918, 10108, 10469, 10773, 10962, 11571, 12996, 14094, 14364, 14877, 15162, 15428, 16443, 18468, 19494, 19836, 20938, 21546, 21924, 22743, 23142, 28188, 29241, 29754, 30324, 31407, 32319, 32886, 34713, 38988, 41876, 43092, 44631, 45486, 46284, 49329, 58482, 59508, 62814, 64638, 65772, 68229, 69426, 73283, 87723, 89262, 90972, 94221, 98658, 104139, 116964, 125628, 129276, 133893, 136458, 138852, 146566, 175446, 178524, 188442, 197316, 204687, 208278, 219849, 267786, 272916, 282663, 293132, 312417, 350892, 376884, 409374, 416556, 439698, 535572, 565326, 614061, 624834, 659547, 818748, 847989, 879396, 937251, 1130652, 1228122, 1249668, 1319094, 1695978, 1874502, 1978641, 2456244, 2543967, 2638188, 3391956, 3749004, 3957282, 5087934, 5935923, 7914564, 10175868, 11871846, 17807769, 23743692, 35615538, 71231076]

約数ペア:

[(1, 71231076), (2, 35615538), (3, 23743692), (4, 17807769), (6, 11871846), (7, 10175868), (9, 7914564), (12, 5935923), (14, 5087934), (18, 3957282), (19, 3749004), (21, 3391956), (27, 2638188), (28, 2543967), (29, 2456244), (36, 1978641), (38, 1874502), (42, 1695978), (54, 1319094), (57, 1249668), (58, 1228122), (63, 1130652), (76, 937251), (81, 879396), (84, 847989), (87, 818748), (108, 659547), (114, 624834), (116, 614061), (126, 565326), (133, 535572), (162, 439698), (171, 416556), (174, 409374), (189, 376884), (203, 350892), (228, 312417), (243, 293132), (252, 282663), (261, 272916), (266, 267786), (324, 219849), (342, 208278), (348, 204687), (361, 197316), (378, 188442), (399, 178524), (406, 175446), (486, 146566), (513, 138852), (522, 136458), (532, 133893), (551, 129276), (567, 125628), (609, 116964), (684, 104139), (722, 98658), (756, 94221), (783, 90972), (798, 89262), (812, 87723), (972, 73283), (1026, 69426), (1044, 68229), (1083, 65772), (1102, 64638), (1134, 62814), (1197, 59508), (1218, 58482), (1444, 49329), (1539, 46284), (1566, 45486), (1596, 44631), (1653, 43092), (1701, 41876), (1827, 38988), (2052, 34713), (2166, 32886), (2204, 32319), (2268, 31407), (2349, 30324), (2394, 29754), (2436, 29241), (2527, 28188), (3078, 23142), (3132, 22743), (3249, 21924), (3306, 21546), (3402, 20938), (3591, 19836), (3654, 19494), (3857, 18468), (4332, 16443), (4617, 15428), (4698, 15162), (4788, 14877), (4959, 14364), (5054, 14094), (5481, 12996), (6156, 11571), (6498, 10962), (6612, 10773), (6804, 10469), (7047, 10108), (7182, 9918), (7308, 9747), (7581, 9396), (7714, 9234)]