15395640416

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{557}}^1$

素因数の和:881

約数の個数: 144

約数和(自身を含む): 34739182800

約数和(自身を除く): 19343542384

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 169, 208, 247, 269, 304, 338, 416, 494, 538, 557, 608, 676, 988, 1076, 1114, 1352, 1976, 2152, 2228, 2704, 3211, 3497, 3952, 4304, 4456, 5111, 5408, 6422, 6994, 7241, 7904, 8608, 8912, 10222, 10583, 12844, 13988, 14482, 17824, 20444, 21166, 25688, 27976, 28964, 40888, 42332, 45461, 51376, 55952, 57928, 66443, 81776, 84664, 90922, 94133, 102752, 111904, 115856, 132886, 137579, 149833, 163552, 169328, 181844, 188266, 231712, 265772, 275158, 299666, 338656, 363688, 376532, 531544, 550316, 599332, 727376, 753064, 863759, 1063088, 1100632, 1198664, 1454752, 1506128, 1727518, 1788527, 1947829, 2126176, 2201264, 2397328, 2846827, 3012256, 3455036, 3577054, 3895658, 4402528, 4794656, 5693654, 6910072, 7154108, 7791316, 11387308, 13820144, 14308216, 15582632, 22774616, 25321777, 27640288, 28616432, 31165264, 37008751, 45549232, 50643554, 57232864, 62330528, 74017502, 91098464, 101287108, 148035004, 202574216, 296070008, 405148432, 481113763, 592140016, 810296864, 962227526, 1184280032, 1924455052, 3848910104, 7697820208, 15395640416]

約数ペア:

[(1, 15395640416), (2, 7697820208), (4, 3848910104), (8, 1924455052), (13, 1184280032), (16, 962227526), (19, 810296864), (26, 592140016), (32, 481113763), (38, 405148432), (52, 296070008), (76, 202574216), (104, 148035004), (152, 101287108), (169, 91098464), (208, 74017502), (247, 62330528), (269, 57232864), (304, 50643554), (338, 45549232), (416, 37008751), (494, 31165264), (538, 28616432), (557, 27640288), (608, 25321777), (676, 22774616), (988, 15582632), (1076, 14308216), (1114, 13820144), (1352, 11387308), (1976, 7791316), (2152, 7154108), (2228, 6910072), (2704, 5693654), (3211, 4794656), (3497, 4402528), (3952, 3895658), (4304, 3577054), (4456, 3455036), (5111, 3012256), (5408, 2846827), (6422, 2397328), (6994, 2201264), (7241, 2126176), (7904, 1947829), (8608, 1788527), (8912, 1727518), (10222, 1506128), (10583, 1454752), (12844, 1198664), (13988, 1100632), (14482, 1063088), (17824, 863759), (20444, 753064), (21166, 727376), (25688, 599332), (27976, 550316), (28964, 531544), (40888, 376532), (42332, 363688), (45461, 338656), (51376, 299666), (55952, 275158), (57928, 265772), (66443, 231712), (81776, 188266), (84664, 181844), (90922, 169328), (94133, 163552), (102752, 149833), (111904, 137579), (115856, 132886)]