78872724

素因数分解:

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

素因数の和:92

約数の個数: 216

約数和(自身を含む): 262006080

約数和(自身を除く): 183133356

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 19, 21, 27, 28, 34, 36, 38, 42, 51, 54, 57, 63, 68, 76, 84, 102, 108, 114, 119, 126, 133, 153, 171, 189, 204, 228, 238, 252, 266, 289, 306, 323, 342, 357, 361, 378, 399, 459, 476, 513, 532, 578, 612, 646, 684, 714, 722, 756, 798, 867, 918, 969, 1026, 1071, 1083, 1156, 1197, 1292, 1428, 1444, 1596, 1734, 1836, 1938, 2023, 2052, 2142, 2166, 2261, 2394, 2527, 2601, 2907, 3213, 3249, 3468, 3591, 3876, 4046, 4284, 4332, 4522, 4788, 5054, 5202, 5491, 5814, 6069, 6137, 6426, 6498, 6783, 7182, 7581, 7803, 8092, 8721, 9044, 9747, 10108, 10404, 10982, 11628, 12138, 12274, 12852, 12996, 13566, 14364, 15162, 15606, 16473, 17442, 18207, 18411, 19494, 20349, 21964, 22743, 24276, 24548, 27132, 30324, 31212, 32946, 34884, 36414, 36822, 38437, 38988, 40698, 42959, 45486, 49419, 54621, 55233, 61047, 65892, 68229, 72828, 73644, 76874, 81396, 85918, 90972, 98838, 104329, 109242, 110466, 115311, 122094, 128877, 136458, 148257, 153748, 165699, 171836, 197676, 208658, 218484, 220932, 230622, 244188, 257754, 272916, 296514, 312987, 331398, 345933, 386631, 417316, 461244, 515508, 593028, 625974, 662796, 691866, 730303, 773262, 938961, 1037799, 1159893, 1251948, 1383732, 1460606, 1546524, 1877922, 2075598, 2190909, 2319786, 2816883, 2921212, 3755844, 4151196, 4381818, 4639572, 5633766, 6572727, 8763636, 11267532, 13145454, 19718181, 26290908, 39436362, 78872724]

約数ペア:

[(1, 78872724), (2, 39436362), (3, 26290908), (4, 19718181), (6, 13145454), (7, 11267532), (9, 8763636), (12, 6572727), (14, 5633766), (17, 4639572), (18, 4381818), (19, 4151196), (21, 3755844), (27, 2921212), (28, 2816883), (34, 2319786), (36, 2190909), (38, 2075598), (42, 1877922), (51, 1546524), (54, 1460606), (57, 1383732), (63, 1251948), (68, 1159893), (76, 1037799), (84, 938961), (102, 773262), (108, 730303), (114, 691866), (119, 662796), (126, 625974), (133, 593028), (153, 515508), (171, 461244), (189, 417316), (204, 386631), (228, 345933), (238, 331398), (252, 312987), (266, 296514), (289, 272916), (306, 257754), (323, 244188), (342, 230622), (357, 220932), (361, 218484), (378, 208658), (399, 197676), (459, 171836), (476, 165699), (513, 153748), (532, 148257), (578, 136458), (612, 128877), (646, 122094), (684, 115311), (714, 110466), (722, 109242), (756, 104329), (798, 98838), (867, 90972), (918, 85918), (969, 81396), (1026, 76874), (1071, 73644), (1083, 72828), (1156, 68229), (1197, 65892), (1292, 61047), (1428, 55233), (1444, 54621), (1596, 49419), (1734, 45486), (1836, 42959), (1938, 40698), (2023, 38988), (2052, 38437), (2142, 36822), (2166, 36414), (2261, 34884), (2394, 32946), (2527, 31212), (2601, 30324), (2907, 27132), (3213, 24548), (3249, 24276), (3468, 22743), (3591, 21964), (3876, 20349), (4046, 19494), (4284, 18411), (4332, 18207), (4522, 17442), (4788, 16473), (5054, 15606), (5202, 15162), (5491, 14364), (5814, 13566), (6069, 12996), (6137, 12852), (6426, 12274), (6498, 12138), (6783, 11628), (7182, 10982), (7581, 10404), (7803, 10108), (8092, 9747), (8721, 9044)]