259521080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{859}}^1$

素因数の和:973

約数の個数: 128

約数和(自身を含む): 728179200

約数和(自身を除く): 468658120

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, 859, 910, 1079, 1162, 1660, 1718, 1820, 2158, 2324, 2905, 3320, 3436, 3640, 4295, 4316, 4648, 5395, 5810, 6013, 6872, 7553, 8590, 8632, 10790, 11167, 11620, 12026, 15106, 17180, 21580, 22334, 23240, 24052, 30065, 30212, 34360, 37765, 43160, 44668, 48104, 55835, 60130, 60424, 71297, 75530, 78169, 89336, 111670, 120260, 142594, 151060, 156338, 223340, 240520, 285188, 302120, 312676, 356485, 390845, 446680, 499079, 570376, 625352, 712970, 781690, 926861, 998158, 1425940, 1563380, 1853722, 1996316, 2495395, 2851880, 3126760, 3707444, 3992632, 4634305, 4990790, 6488027, 7414888, 9268610, 9981580, 12976054, 18537220, 19963160, 25952108, 32440135, 37074440, 51904216, 64880270, 129760540, 259521080]

約数ペア:

[(1, 259521080), (2, 129760540), (4, 64880270), (5, 51904216), (7, 37074440), (8, 32440135), (10, 25952108), (13, 19963160), (14, 18537220), (20, 12976054), (26, 9981580), (28, 9268610), (35, 7414888), (40, 6488027), (52, 4990790), (56, 4634305), (65, 3992632), (70, 3707444), (83, 3126760), (91, 2851880), (104, 2495395), (130, 1996316), (140, 1853722), (166, 1563380), (182, 1425940), (260, 998158), (280, 926861), (332, 781690), (364, 712970), (415, 625352), (455, 570376), (520, 499079), (581, 446680), (664, 390845), (728, 356485), (830, 312676), (859, 302120), (910, 285188), (1079, 240520), (1162, 223340), (1660, 156338), (1718, 151060), (1820, 142594), (2158, 120260), (2324, 111670), (2905, 89336), (3320, 78169), (3436, 75530), (3640, 71297), (4295, 60424), (4316, 60130), (4648, 55835), (5395, 48104), (5810, 44668), (6013, 43160), (6872, 37765), (7553, 34360), (8590, 30212), (8632, 30065), (10790, 24052), (11167, 23240), (11620, 22334), (12026, 21580), (15106, 17180)]