1276108960

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{1171}}^1$

素因数の和:1339

約数の個数: 144

約数和(自身を含む): 3535267680

約数和(自身を除く): 2259158720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 139, 140, 160, 196, 224, 245, 278, 280, 392, 490, 556, 560, 695, 784, 973, 980, 1112, 1120, 1171, 1390, 1568, 1946, 1960, 2224, 2342, 2780, 3892, 3920, 4448, 4684, 4865, 5560, 5855, 6811, 7784, 7840, 8197, 9368, 9730, 11120, 11710, 13622, 15568, 16394, 18736, 19460, 22240, 23420, 27244, 31136, 32788, 34055, 37472, 38920, 40985, 46840, 54488, 57379, 65576, 68110, 77840, 81970, 93680, 108976, 114758, 131152, 136220, 155680, 162769, 163940, 187360, 217952, 229516, 262304, 272440, 286895, 325538, 327880, 459032, 544880, 573790, 651076, 655760, 813845, 918064, 1089760, 1139383, 1147580, 1302152, 1311520, 1627690, 1836128, 2278766, 2295160, 2604304, 3255380, 4557532, 4590320, 5208608, 5696915, 6510760, 7975681, 9115064, 9180640, 11393830, 13021520, 15951362, 18230128, 22787660, 26043040, 31902724, 36460256, 39878405, 45575320, 63805448, 79756810, 91150640, 127610896, 159513620, 182301280, 255221792, 319027240, 638054480, 1276108960]

約数ペア:

[(1, 1276108960), (2, 638054480), (4, 319027240), (5, 255221792), (7, 182301280), (8, 159513620), (10, 127610896), (14, 91150640), (16, 79756810), (20, 63805448), (28, 45575320), (32, 39878405), (35, 36460256), (40, 31902724), (49, 26043040), (56, 22787660), (70, 18230128), (80, 15951362), (98, 13021520), (112, 11393830), (139, 9180640), (140, 9115064), (160, 7975681), (196, 6510760), (224, 5696915), (245, 5208608), (278, 4590320), (280, 4557532), (392, 3255380), (490, 2604304), (556, 2295160), (560, 2278766), (695, 1836128), (784, 1627690), (973, 1311520), (980, 1302152), (1112, 1147580), (1120, 1139383), (1171, 1089760), (1390, 918064), (1568, 813845), (1946, 655760), (1960, 651076), (2224, 573790), (2342, 544880), (2780, 459032), (3892, 327880), (3920, 325538), (4448, 286895), (4684, 272440), (4865, 262304), (5560, 229516), (5855, 217952), (6811, 187360), (7784, 163940), (7840, 162769), (8197, 155680), (9368, 136220), (9730, 131152), (11120, 114758), (11710, 108976), (13622, 93680), (15568, 81970), (16394, 77840), (18736, 68110), (19460, 65576), (22240, 57379), (23420, 54488), (27244, 46840), (31136, 40985), (32788, 38920), (34055, 37472)]