20187588315

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{829}}^1$

素因数の和:1009

約数の個数: 128

約数和(自身を含む): 36788256000

約数和(自身を除く): 16600667685

約数列:

[1, 3, 5, 15, 17, 29, 37, 51, 85, 87, 89, 111, 145, 185, 255, 267, 435, 445, 493, 555, 629, 829, 1073, 1335, 1479, 1513, 1887, 2465, 2487, 2581, 3145, 3219, 3293, 4145, 4539, 5365, 7395, 7565, 7743, 9435, 9879, 12435, 12905, 14093, 16095, 16465, 18241, 22695, 24041, 30673, 38715, 42279, 43877, 49395, 54723, 55981, 70465, 72123, 73781, 91205, 92019, 95497, 120205, 131631, 153365, 167943, 211395, 219385, 221343, 273615, 279905, 286491, 360615, 368905, 408697, 460095, 477485, 521441, 658155, 839715, 889517, 1106715, 1226091, 1254277, 1432455, 1564323, 1623449, 2043485, 2139649, 2607205, 2668551, 2729897, 3762831, 4447585, 4870347, 6130455, 6271385, 6418947, 7821615, 8117245, 8189691, 10698245, 13342755, 13649485, 15121789, 18814155, 24351735, 32094735, 36374033, 40948455, 45365367, 46408249, 75608945, 79167013, 109122099, 139224747, 181870165, 226826835, 232041245, 237501039, 395835065, 545610495, 696123735, 1187505195, 1345839221, 4037517663, 6729196105, 20187588315]

約数ペア:

[(1, 20187588315), (3, 6729196105), (5, 4037517663), (15, 1345839221), (17, 1187505195), (29, 696123735), (37, 545610495), (51, 395835065), (85, 237501039), (87, 232041245), (89, 226826835), (111, 181870165), (145, 139224747), (185, 109122099), (255, 79167013), (267, 75608945), (435, 46408249), (445, 45365367), (493, 40948455), (555, 36374033), (629, 32094735), (829, 24351735), (1073, 18814155), (1335, 15121789), (1479, 13649485), (1513, 13342755), (1887, 10698245), (2465, 8189691), (2487, 8117245), (2581, 7821615), (3145, 6418947), (3219, 6271385), (3293, 6130455), (4145, 4870347), (4539, 4447585), (5365, 3762831), (7395, 2729897), (7565, 2668551), (7743, 2607205), (9435, 2139649), (9879, 2043485), (12435, 1623449), (12905, 1564323), (14093, 1432455), (16095, 1254277), (16465, 1226091), (18241, 1106715), (22695, 889517), (24041, 839715), (30673, 658155), (38715, 521441), (42279, 477485), (43877, 460095), (49395, 408697), (54723, 368905), (55981, 360615), (70465, 286491), (72123, 279905), (73781, 273615), (91205, 221343), (92019, 219385), (95497, 211395), (120205, 167943), (131631, 153365)]