277738580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{541}}^1$

素因数の和:769

約数の個数: 96

約数和(自身を含む): 706594560

約数和(自身を除く): 428855980

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 193, 266, 380, 386, 532, 541, 665, 772, 965, 1082, 1330, 1351, 1930, 2164, 2660, 2702, 2705, 3667, 3787, 3860, 5404, 5410, 6755, 7334, 7574, 10279, 10820, 13510, 14668, 15148, 18335, 18935, 20558, 25669, 27020, 36670, 37870, 41116, 51338, 51395, 71953, 73340, 75740, 102676, 102790, 104413, 128345, 143906, 205580, 208826, 256690, 287812, 359765, 417652, 513380, 522065, 719530, 730891, 1044130, 1439060, 1461782, 1983847, 2088260, 2923564, 3654455, 3967694, 7308910, 7935388, 9919235, 13886929, 14617820, 19838470, 27773858, 39676940, 55547716, 69434645, 138869290, 277738580]

約数ペア:

[(1, 277738580), (2, 138869290), (4, 69434645), (5, 55547716), (7, 39676940), (10, 27773858), (14, 19838470), (19, 14617820), (20, 13886929), (28, 9919235), (35, 7935388), (38, 7308910), (70, 3967694), (76, 3654455), (95, 2923564), (133, 2088260), (140, 1983847), (190, 1461782), (193, 1439060), (266, 1044130), (380, 730891), (386, 719530), (532, 522065), (541, 513380), (665, 417652), (772, 359765), (965, 287812), (1082, 256690), (1330, 208826), (1351, 205580), (1930, 143906), (2164, 128345), (2660, 104413), (2702, 102790), (2705, 102676), (3667, 75740), (3787, 73340), (3860, 71953), (5404, 51395), (5410, 51338), (6755, 41116), (7334, 37870), (7574, 36670), (10279, 27020), (10820, 25669), (13510, 20558), (14668, 18935), (15148, 18335)]