208272015

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:166

約数の個数: 192

約数和(自身を含む): 485222400

約数和(自身を除く): 276950385

約数列:

[1, 3, 5, 7, 9, 15, 17, 19, 21, 23, 35, 45, 51, 57, 63, 69, 85, 89, 95, 105, 115, 119, 133, 153, 161, 171, 207, 255, 267, 285, 315, 323, 345, 357, 391, 399, 437, 445, 483, 595, 623, 665, 765, 801, 805, 855, 969, 1035, 1071, 1173, 1197, 1311, 1335, 1449, 1513, 1615, 1691, 1785, 1869, 1955, 1995, 2047, 2185, 2261, 2415, 2737, 2907, 3059, 3115, 3519, 3933, 4005, 4539, 4845, 5073, 5355, 5607, 5865, 5985, 6141, 6555, 6783, 7245, 7429, 7565, 8211, 8455, 9177, 9345, 10235, 10591, 11305, 11837, 13617, 13685, 14329, 14535, 15219, 15295, 17595, 18423, 19665, 20349, 22287, 22695, 24633, 25365, 27531, 28035, 28747, 30705, 31773, 33915, 34799, 35511, 37145, 38893, 41055, 42987, 45885, 52003, 52955, 59185, 66861, 68085, 71645, 76095, 86241, 92115, 95319, 101745, 104397, 106533, 111435, 116679, 123165, 128961, 137655, 143735, 156009, 158865, 173995, 177555, 194465, 201229, 214935, 243593, 258723, 260015, 272251, 313191, 334305, 350037, 431205, 468027, 476595, 521985, 532665, 583395, 603687, 644805, 661181, 730779, 780045, 816753, 1006145, 1217965, 1293615, 1361255, 1565955, 1750185, 1811061, 1983543, 2192337, 2340135, 2450259, 3018435, 3305905, 3653895, 4083765, 4628267, 5950629, 9055305, 9917715, 10961685, 12251295, 13884801, 23141335, 29753145, 41654403, 69424005, 208272015]

約数ペア:

[(1, 208272015), (3, 69424005), (5, 41654403), (7, 29753145), (9, 23141335), (15, 13884801), (17, 12251295), (19, 10961685), (21, 9917715), (23, 9055305), (35, 5950629), (45, 4628267), (51, 4083765), (57, 3653895), (63, 3305905), (69, 3018435), (85, 2450259), (89, 2340135), (95, 2192337), (105, 1983543), (115, 1811061), (119, 1750185), (133, 1565955), (153, 1361255), (161, 1293615), (171, 1217965), (207, 1006145), (255, 816753), (267, 780045), (285, 730779), (315, 661181), (323, 644805), (345, 603687), (357, 583395), (391, 532665), (399, 521985), (437, 476595), (445, 468027), (483, 431205), (595, 350037), (623, 334305), (665, 313191), (765, 272251), (801, 260015), (805, 258723), (855, 243593), (969, 214935), (1035, 201229), (1071, 194465), (1173, 177555), (1197, 173995), (1311, 158865), (1335, 156009), (1449, 143735), (1513, 137655), (1615, 128961), (1691, 123165), (1785, 116679), (1869, 111435), (1955, 106533), (1995, 104397), (2047, 101745), (2185, 95319), (2261, 92115), (2415, 86241), (2737, 76095), (2907, 71645), (3059, 68085), (3115, 66861), (3519, 59185), (3933, 52955), (4005, 52003), (4539, 45885), (4845, 42987), (5073, 41055), (5355, 38893), (5607, 37145), (5865, 35511), (5985, 34799), (6141, 33915), (6555, 31773), (6783, 30705), (7245, 28747), (7429, 28035), (7565, 27531), (8211, 25365), (8455, 24633), (9177, 22695), (9345, 22287), (10235, 20349), (10591, 19665), (11305, 18423), (11837, 17595), (13617, 15295), (13685, 15219), (14329, 14535)]