305346060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:400

約数の個数: 144

約数和(自身を含む): 951350400

約数和(自身を除く): 646004340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 109, 158, 180, 197, 218, 237, 316, 327, 394, 395, 436, 474, 545, 591, 654, 711, 788, 790, 948, 981, 985, 1090, 1182, 1185, 1308, 1422, 1580, 1635, 1773, 1962, 1970, 2180, 2364, 2370, 2844, 2955, 3270, 3546, 3555, 3924, 3940, 4740, 4905, 5910, 6540, 7092, 7110, 8611, 8865, 9810, 11820, 14220, 15563, 17222, 17730, 19620, 21473, 25833, 31126, 34444, 35460, 42946, 43055, 46689, 51666, 62252, 64419, 77499, 77815, 85892, 86110, 93378, 103332, 107365, 128838, 129165, 140067, 154998, 155630, 172220, 186756, 193257, 214730, 233445, 257676, 258330, 280134, 309996, 311260, 322095, 386514, 387495, 429460, 466890, 516660, 560268, 644190, 700335, 773028, 774990, 933780, 966285, 1288380, 1400670, 1549980, 1696367, 1932570, 2801340, 3392734, 3865140, 5089101, 6785468, 8481835, 10178202, 15267303, 16963670, 20356404, 25445505, 30534606, 33927340, 50891010, 61069212, 76336515, 101782020, 152673030, 305346060]

約数ペア:

[(1, 305346060), (2, 152673030), (3, 101782020), (4, 76336515), (5, 61069212), (6, 50891010), (9, 33927340), (10, 30534606), (12, 25445505), (15, 20356404), (18, 16963670), (20, 15267303), (30, 10178202), (36, 8481835), (45, 6785468), (60, 5089101), (79, 3865140), (90, 3392734), (109, 2801340), (158, 1932570), (180, 1696367), (197, 1549980), (218, 1400670), (237, 1288380), (316, 966285), (327, 933780), (394, 774990), (395, 773028), (436, 700335), (474, 644190), (545, 560268), (591, 516660), (654, 466890), (711, 429460), (788, 387495), (790, 386514), (948, 322095), (981, 311260), (985, 309996), (1090, 280134), (1182, 258330), (1185, 257676), (1308, 233445), (1422, 214730), (1580, 193257), (1635, 186756), (1773, 172220), (1962, 155630), (1970, 154998), (2180, 140067), (2364, 129165), (2370, 128838), (2844, 107365), (2955, 103332), (3270, 93378), (3546, 86110), (3555, 85892), (3924, 77815), (3940, 77499), (4740, 64419), (4905, 62252), (5910, 51666), (6540, 46689), (7092, 43055), (7110, 42946), (8611, 35460), (8865, 34444), (9810, 31126), (11820, 25833), (14220, 21473), (15563, 19620), (17222, 17730)]