278895680

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6553}}^1$

素因数の和:6596

約数の個数: 112

約数和(自身を含む): 799063680

約数和(自身を除く): 520168000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 320, 380, 448, 532, 560, 608, 665, 760, 1064, 1120, 1216, 1330, 1520, 2128, 2240, 2660, 3040, 4256, 5320, 6080, 6553, 8512, 10640, 13106, 21280, 26212, 32765, 42560, 45871, 52424, 65530, 91742, 104848, 124507, 131060, 183484, 209696, 229355, 249014, 262120, 366968, 419392, 458710, 498028, 524240, 622535, 733936, 871549, 917420, 996056, 1048480, 1245070, 1467872, 1743098, 1834840, 1992112, 2096960, 2490140, 2935744, 3486196, 3669680, 3984224, 4357745, 4980280, 6972392, 7339360, 7968448, 8715490, 9960560, 13944784, 14678720, 17430980, 19921120, 27889568, 34861960, 39842240, 55779136, 69723920, 139447840, 278895680]

約数ペア:

[(1, 278895680), (2, 139447840), (4, 69723920), (5, 55779136), (7, 39842240), (8, 34861960), (10, 27889568), (14, 19921120), (16, 17430980), (19, 14678720), (20, 13944784), (28, 9960560), (32, 8715490), (35, 7968448), (38, 7339360), (40, 6972392), (56, 4980280), (64, 4357745), (70, 3984224), (76, 3669680), (80, 3486196), (95, 2935744), (112, 2490140), (133, 2096960), (140, 1992112), (152, 1834840), (160, 1743098), (190, 1467872), (224, 1245070), (266, 1048480), (280, 996056), (304, 917420), (320, 871549), (380, 733936), (448, 622535), (532, 524240), (560, 498028), (608, 458710), (665, 419392), (760, 366968), (1064, 262120), (1120, 249014), (1216, 229355), (1330, 209696), (1520, 183484), (2128, 131060), (2240, 124507), (2660, 104848), (3040, 91742), (4256, 65530), (5320, 52424), (6080, 45871), (6553, 42560), (8512, 32765), (10640, 26212), (13106, 21280)]