126720412

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^2$

素因数の和:255

約数の個数: 72

約数和(自身を含む): 283232544

約数和(自身を除く): 156512132

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 37, 52, 74, 91, 97, 148, 182, 194, 259, 364, 388, 481, 518, 679, 962, 1036, 1261, 1358, 1924, 2522, 2716, 3367, 3589, 5044, 6734, 7178, 8827, 9409, 13468, 14356, 17654, 18818, 25123, 35308, 37636, 46657, 50246, 65863, 93314, 100492, 122317, 131726, 186628, 244634, 263452, 326599, 348133, 489268, 653198, 696266, 856219, 1306396, 1392532, 1712438, 2436931, 3424876, 4525729, 4873862, 9051458, 9747724, 18102916, 31680103, 63360206, 126720412]

約数ペア:

[(1, 126720412), (2, 63360206), (4, 31680103), (7, 18102916), (13, 9747724), (14, 9051458), (26, 4873862), (28, 4525729), (37, 3424876), (52, 2436931), (74, 1712438), (91, 1392532), (97, 1306396), (148, 856219), (182, 696266), (194, 653198), (259, 489268), (364, 348133), (388, 326599), (481, 263452), (518, 244634), (679, 186628), (962, 131726), (1036, 122317), (1261, 100492), (1358, 93314), (1924, 65863), (2522, 50246), (2716, 46657), (3367, 37636), (3589, 35308), (5044, 25123), (6734, 18818), (7178, 17654), (8827, 14356), (9409, 13468)]