243996784

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1523}}^1$

素因数の和:1598

約数の個数: 80

約数和(自身を含む): 544250880

約数和(自身を除く): 300254096

約数列:

[1, 2, 4, 8, 16, 17, 19, 31, 34, 38, 62, 68, 76, 124, 136, 152, 248, 272, 304, 323, 496, 527, 589, 646, 1054, 1178, 1292, 1523, 2108, 2356, 2584, 3046, 4216, 4712, 5168, 6092, 8432, 9424, 10013, 12184, 20026, 24368, 25891, 28937, 40052, 47213, 51782, 57874, 80104, 94426, 103564, 115748, 160208, 188852, 207128, 231496, 377704, 414256, 462992, 491929, 755408, 802621, 897047, 983858, 1605242, 1794094, 1967716, 3210484, 3588188, 3935432, 6420968, 7176376, 7870864, 12841936, 14352752, 15249799, 30499598, 60999196, 121998392, 243996784]

約数ペア:

[(1, 243996784), (2, 121998392), (4, 60999196), (8, 30499598), (16, 15249799), (17, 14352752), (19, 12841936), (31, 7870864), (34, 7176376), (38, 6420968), (62, 3935432), (68, 3588188), (76, 3210484), (124, 1967716), (136, 1794094), (152, 1605242), (248, 983858), (272, 897047), (304, 802621), (323, 755408), (496, 491929), (527, 462992), (589, 414256), (646, 377704), (1054, 231496), (1178, 207128), (1292, 188852), (1523, 160208), (2108, 115748), (2356, 103564), (2584, 94426), (3046, 80104), (4216, 57874), (4712, 51782), (5168, 47213), (6092, 40052), (8432, 28937), (9424, 25891), (10013, 24368), (12184, 20026)]