90784760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{229}}^1$

素因数の和:321

約数の個数: 128

約数和(自身を含む): 241444800

約数和(自身を除く): 150660040

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 53, 55, 68, 85, 88, 106, 110, 136, 170, 187, 212, 220, 229, 265, 340, 374, 424, 440, 458, 530, 583, 680, 748, 901, 916, 935, 1060, 1145, 1166, 1496, 1802, 1832, 1870, 2120, 2290, 2332, 2519, 2915, 3604, 3740, 3893, 4505, 4580, 4664, 5038, 5830, 7208, 7480, 7786, 9010, 9160, 9911, 10076, 11660, 12137, 12595, 15572, 18020, 19465, 19822, 20152, 23320, 24274, 25190, 31144, 36040, 38930, 39644, 42823, 48548, 49555, 50380, 60685, 77860, 79288, 85646, 97096, 99110, 100760, 121370, 133507, 155720, 171292, 198220, 206329, 214115, 242740, 267014, 342584, 396440, 412658, 428230, 485480, 534028, 667535, 825316, 856460, 1031645, 1068056, 1335070, 1650632, 1712920, 2063290, 2269619, 2670140, 4126580, 4539238, 5340280, 8253160, 9078476, 11348095, 18156952, 22696190, 45392380, 90784760]

約数ペア:

[(1, 90784760), (2, 45392380), (4, 22696190), (5, 18156952), (8, 11348095), (10, 9078476), (11, 8253160), (17, 5340280), (20, 4539238), (22, 4126580), (34, 2670140), (40, 2269619), (44, 2063290), (53, 1712920), (55, 1650632), (68, 1335070), (85, 1068056), (88, 1031645), (106, 856460), (110, 825316), (136, 667535), (170, 534028), (187, 485480), (212, 428230), (220, 412658), (229, 396440), (265, 342584), (340, 267014), (374, 242740), (424, 214115), (440, 206329), (458, 198220), (530, 171292), (583, 155720), (680, 133507), (748, 121370), (901, 100760), (916, 99110), (935, 97096), (1060, 85646), (1145, 79288), (1166, 77860), (1496, 60685), (1802, 50380), (1832, 49555), (1870, 48548), (2120, 42823), (2290, 39644), (2332, 38930), (2519, 36040), (2915, 31144), (3604, 25190), (3740, 24274), (3893, 23320), (4505, 20152), (4580, 19822), (4664, 19465), (5038, 18020), (5830, 15572), (7208, 12595), (7480, 12137), (7786, 11660), (9010, 10076), (9160, 9911)]