275231320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{911}}^1$

素因数の和:1025

約数の個数: 128

約数和(自身を含む): 772208640

約数和(自身を除く): 496977320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 83, 91, 104, 130, 140, 166, 182, 260, 280, 332, 364, 415, 455, 520, 581, 664, 728, 830, 910, 911, 1079, 1162, 1660, 1820, 1822, 2158, 2324, 2905, 3320, 3640, 3644, 4316, 4555, 4648, 5395, 5810, 6377, 7288, 7553, 8632, 9110, 10790, 11620, 11843, 12754, 15106, 18220, 21580, 23240, 23686, 25508, 30212, 31885, 36440, 37765, 43160, 47372, 51016, 59215, 60424, 63770, 75530, 75613, 82901, 94744, 118430, 127540, 151060, 151226, 165802, 236860, 255080, 302120, 302452, 331604, 378065, 414505, 473720, 529291, 604904, 663208, 756130, 829010, 982969, 1058582, 1512260, 1658020, 1965938, 2117164, 2646455, 3024520, 3316040, 3931876, 4234328, 4914845, 5292910, 6880783, 7863752, 9829690, 10585820, 13761566, 19659380, 21171640, 27523132, 34403915, 39318760, 55046264, 68807830, 137615660, 275231320]

約数ペア:

[(1, 275231320), (2, 137615660), (4, 68807830), (5, 55046264), (7, 39318760), (8, 34403915), (10, 27523132), (13, 21171640), (14, 19659380), (20, 13761566), (26, 10585820), (28, 9829690), (35, 7863752), (40, 6880783), (52, 5292910), (56, 4914845), (65, 4234328), (70, 3931876), (83, 3316040), (91, 3024520), (104, 2646455), (130, 2117164), (140, 1965938), (166, 1658020), (182, 1512260), (260, 1058582), (280, 982969), (332, 829010), (364, 756130), (415, 663208), (455, 604904), (520, 529291), (581, 473720), (664, 414505), (728, 378065), (830, 331604), (910, 302452), (911, 302120), (1079, 255080), (1162, 236860), (1660, 165802), (1820, 151226), (1822, 151060), (2158, 127540), (2324, 118430), (2905, 94744), (3320, 82901), (3640, 75613), (3644, 75530), (4316, 63770), (4555, 60424), (4648, 59215), (5395, 51016), (5810, 47372), (6377, 43160), (7288, 37765), (7553, 36440), (8632, 31885), (9110, 30212), (10790, 25508), (11620, 23686), (11843, 23240), (12754, 21580), (15106, 18220)]