123640790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7151}}^1$

素因数の和:7197

約数の個数: 64

約数和(自身を含む): 288368640

約数和(自身を除く): 164727850

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 26, 35, 38, 65, 70, 91, 95, 130, 133, 182, 190, 247, 266, 455, 494, 665, 910, 1235, 1330, 1729, 2470, 3458, 7151, 8645, 14302, 17290, 35755, 50057, 71510, 92963, 100114, 135869, 185926, 250285, 271738, 464815, 500570, 650741, 679345, 929630, 951083, 1301482, 1358690, 1766297, 1902166, 3253705, 3532594, 4755415, 6507410, 8831485, 9510830, 12364079, 17662970, 24728158, 61820395, 123640790]

約数ペア:

[(1, 123640790), (2, 61820395), (5, 24728158), (7, 17662970), (10, 12364079), (13, 9510830), (14, 8831485), (19, 6507410), (26, 4755415), (35, 3532594), (38, 3253705), (65, 1902166), (70, 1766297), (91, 1358690), (95, 1301482), (130, 951083), (133, 929630), (182, 679345), (190, 650741), (247, 500570), (266, 464815), (455, 271738), (494, 250285), (665, 185926), (910, 135869), (1235, 100114), (1330, 92963), (1729, 71510), (2470, 50057), (3458, 35755), (7151, 17290), (8645, 14302)]