291657920

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{29401}}^1$

素因数の和:29449

約数の個数: 56

約数和(自身を含む): 716938368

約数和(自身を除く): 425280448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 29401, 58802, 117604, 147005, 235208, 294010, 470416, 588020, 911431, 940832, 1176040, 1822862, 1881664, 2352080, 3645724, 4557155, 4704160, 7291448, 9114310, 9408320, 14582896, 18228620, 29165792, 36457240, 58331584, 72914480, 145828960, 291657920]

約数ペア:

[(1, 291657920), (2, 145828960), (4, 72914480), (5, 58331584), (8, 36457240), (10, 29165792), (16, 18228620), (20, 14582896), (31, 9408320), (32, 9114310), (40, 7291448), (62, 4704160), (64, 4557155), (80, 3645724), (124, 2352080), (155, 1881664), (160, 1822862), (248, 1176040), (310, 940832), (320, 911431), (496, 588020), (620, 470416), (992, 294010), (1240, 235208), (1984, 147005), (2480, 117604), (4960, 58802), (9920, 29401)]