256326070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{883}}^1$

素因数の和:950

約数の個数: 128

約数和(自身を含む): 641571840

約数和(自身を除く): 385245770

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 29, 35, 55, 58, 65, 70, 77, 91, 110, 130, 143, 145, 154, 182, 203, 286, 290, 319, 377, 385, 406, 455, 638, 715, 754, 770, 883, 910, 1001, 1015, 1430, 1595, 1766, 1885, 2002, 2030, 2233, 2639, 3190, 3770, 4147, 4415, 4466, 5005, 5278, 6181, 8294, 8830, 9713, 10010, 11165, 11479, 12362, 13195, 19426, 20735, 22330, 22958, 25607, 26390, 29029, 30905, 41470, 48565, 51214, 57395, 58058, 61810, 67991, 80353, 97130, 114790, 126269, 128035, 135982, 145145, 160706, 179249, 252538, 256070, 281677, 290290, 332891, 339955, 358498, 401765, 563354, 631345, 665782, 679910, 803530, 883883, 896245, 1262690, 1408385, 1664455, 1767766, 1792490, 1971739, 2330237, 2816770, 3328910, 3661801, 3943478, 4419415, 4660474, 7323602, 8838830, 9858695, 11651185, 18309005, 19717390, 23302370, 25632607, 36618010, 51265214, 128163035, 256326070]

約数ペア:

[(1, 256326070), (2, 128163035), (5, 51265214), (7, 36618010), (10, 25632607), (11, 23302370), (13, 19717390), (14, 18309005), (22, 11651185), (26, 9858695), (29, 8838830), (35, 7323602), (55, 4660474), (58, 4419415), (65, 3943478), (70, 3661801), (77, 3328910), (91, 2816770), (110, 2330237), (130, 1971739), (143, 1792490), (145, 1767766), (154, 1664455), (182, 1408385), (203, 1262690), (286, 896245), (290, 883883), (319, 803530), (377, 679910), (385, 665782), (406, 631345), (455, 563354), (638, 401765), (715, 358498), (754, 339955), (770, 332891), (883, 290290), (910, 281677), (1001, 256070), (1015, 252538), (1430, 179249), (1595, 160706), (1766, 145145), (1885, 135982), (2002, 128035), (2030, 126269), (2233, 114790), (2639, 97130), (3190, 80353), (3770, 67991), (4147, 61810), (4415, 58058), (4466, 57395), (5005, 51214), (5278, 48565), (6181, 41470), (8294, 30905), (8830, 29029), (9713, 26390), (10010, 25607), (11165, 22958), (11479, 22330), (12362, 20735), (13195, 19426)]