74407760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:205

約数の個数: 160

約数和(自身を含む): 212129280

約数和(自身を除く): 137721520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 53, 56, 70, 80, 92, 106, 109, 112, 115, 140, 161, 184, 212, 218, 230, 265, 280, 322, 368, 371, 424, 436, 460, 530, 545, 560, 644, 742, 763, 805, 848, 872, 920, 1060, 1090, 1219, 1288, 1484, 1526, 1610, 1744, 1840, 1855, 2120, 2180, 2438, 2507, 2576, 2968, 3052, 3220, 3710, 3815, 4240, 4360, 4876, 5014, 5777, 5936, 6095, 6104, 6440, 7420, 7630, 8533, 8720, 9752, 10028, 11554, 12190, 12208, 12535, 12880, 14840, 15260, 17066, 17549, 19504, 20056, 23108, 24380, 25070, 28885, 29680, 30520, 34132, 35098, 40112, 40439, 42665, 46216, 48760, 50140, 57770, 61040, 68264, 70196, 80878, 85330, 87745, 92432, 97520, 100280, 115540, 132871, 136528, 140392, 161756, 170660, 175490, 200560, 202195, 231080, 265742, 280784, 323512, 341320, 350980, 404390, 462160, 531484, 647024, 664355, 682640, 701960, 808780, 930097, 1062968, 1328710, 1403920, 1617560, 1860194, 2125936, 2657420, 3235120, 3720388, 4650485, 5314840, 7440776, 9300970, 10629680, 14881552, 18601940, 37203880, 74407760]

約数ペア:

[(1, 74407760), (2, 37203880), (4, 18601940), (5, 14881552), (7, 10629680), (8, 9300970), (10, 7440776), (14, 5314840), (16, 4650485), (20, 3720388), (23, 3235120), (28, 2657420), (35, 2125936), (40, 1860194), (46, 1617560), (53, 1403920), (56, 1328710), (70, 1062968), (80, 930097), (92, 808780), (106, 701960), (109, 682640), (112, 664355), (115, 647024), (140, 531484), (161, 462160), (184, 404390), (212, 350980), (218, 341320), (230, 323512), (265, 280784), (280, 265742), (322, 231080), (368, 202195), (371, 200560), (424, 175490), (436, 170660), (460, 161756), (530, 140392), (545, 136528), (560, 132871), (644, 115540), (742, 100280), (763, 97520), (805, 92432), (848, 87745), (872, 85330), (920, 80878), (1060, 70196), (1090, 68264), (1219, 61040), (1288, 57770), (1484, 50140), (1526, 48760), (1610, 46216), (1744, 42665), (1840, 40439), (1855, 40112), (2120, 35098), (2180, 34132), (2438, 30520), (2507, 29680), (2576, 28885), (2968, 25070), (3052, 24380), (3220, 23108), (3710, 20056), (3815, 19504), (4240, 17549), (4360, 17066), (4876, 15260), (5014, 14840), (5777, 12880), (5936, 12535), (6095, 12208), (6104, 12190), (6440, 11554), (7420, 10028), (7630, 9752), (8533, 8720)]