208016368

素因数分解:

$2^4\times 7^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:231

約数の個数: 120

約数和(自身を含む): 493120224

約数和(自身を除く): 285103856

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 49, 56, 71, 74, 98, 101, 112, 142, 148, 196, 202, 259, 284, 296, 392, 404, 497, 518, 568, 592, 707, 784, 808, 994, 1036, 1136, 1414, 1616, 1813, 1988, 2072, 2627, 2828, 3479, 3626, 3737, 3976, 4144, 4949, 5254, 5656, 6958, 7171, 7252, 7474, 7952, 9898, 10508, 11312, 13916, 14342, 14504, 14948, 18389, 19796, 21016, 26159, 27832, 28684, 29008, 29896, 36778, 39592, 42032, 50197, 52318, 55664, 57368, 59792, 73556, 79184, 100394, 104636, 114736, 128723, 147112, 183113, 200788, 209272, 257446, 265327, 294224, 351379, 366226, 401576, 418544, 514892, 530654, 702758, 732452, 803152, 1029784, 1061308, 1405516, 1464904, 1857289, 2059568, 2122616, 2811032, 2929808, 3714578, 4245232, 5622064, 7429156, 13001023, 14858312, 26002046, 29716624, 52004092, 104008184, 208016368]

約数ペア:

[(1, 208016368), (2, 104008184), (4, 52004092), (7, 29716624), (8, 26002046), (14, 14858312), (16, 13001023), (28, 7429156), (37, 5622064), (49, 4245232), (56, 3714578), (71, 2929808), (74, 2811032), (98, 2122616), (101, 2059568), (112, 1857289), (142, 1464904), (148, 1405516), (196, 1061308), (202, 1029784), (259, 803152), (284, 732452), (296, 702758), (392, 530654), (404, 514892), (497, 418544), (518, 401576), (568, 366226), (592, 351379), (707, 294224), (784, 265327), (808, 257446), (994, 209272), (1036, 200788), (1136, 183113), (1414, 147112), (1616, 128723), (1813, 114736), (1988, 104636), (2072, 100394), (2627, 79184), (2828, 73556), (3479, 59792), (3626, 57368), (3737, 55664), (3976, 52318), (4144, 50197), (4949, 42032), (5254, 39592), (5656, 36778), (6958, 29896), (7171, 29008), (7252, 28684), (7474, 27832), (7952, 26159), (9898, 21016), (10508, 19796), (11312, 18389), (13916, 14948), (14342, 14504)]