205259432

素因数分解:

$2^3\times 7^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:204

約数の個数: 128

約数和(自身を含む): 491520000

約数和(自身を除く): 286260568

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 31, 38, 49, 56, 62, 76, 98, 124, 127, 133, 152, 196, 217, 248, 254, 266, 343, 392, 434, 508, 532, 589, 686, 868, 889, 931, 1016, 1064, 1178, 1372, 1519, 1736, 1778, 1862, 2356, 2413, 2744, 3038, 3556, 3724, 3937, 4123, 4712, 4826, 6076, 6223, 6517, 7112, 7448, 7874, 8246, 9652, 10633, 12152, 12446, 13034, 15748, 16492, 16891, 19304, 21266, 24892, 26068, 27559, 28861, 31496, 32984, 33782, 42532, 43561, 49784, 52136, 55118, 57722, 67564, 74803, 85064, 87122, 110236, 115444, 118237, 135128, 149606, 174244, 192913, 202027, 220472, 230888, 236474, 299212, 348488, 385826, 404054, 472948, 523621, 598424, 771652, 808108, 827659, 945896, 1047242, 1350391, 1543304, 1616216, 1655318, 2094484, 2700782, 3310636, 3665347, 4188968, 5401564, 6621272, 7330694, 10803128, 14661388, 25657429, 29322776, 51314858, 102629716, 205259432]

約数ペア:

[(1, 205259432), (2, 102629716), (4, 51314858), (7, 29322776), (8, 25657429), (14, 14661388), (19, 10803128), (28, 7330694), (31, 6621272), (38, 5401564), (49, 4188968), (56, 3665347), (62, 3310636), (76, 2700782), (98, 2094484), (124, 1655318), (127, 1616216), (133, 1543304), (152, 1350391), (196, 1047242), (217, 945896), (248, 827659), (254, 808108), (266, 771652), (343, 598424), (392, 523621), (434, 472948), (508, 404054), (532, 385826), (589, 348488), (686, 299212), (868, 236474), (889, 230888), (931, 220472), (1016, 202027), (1064, 192913), (1178, 174244), (1372, 149606), (1519, 135128), (1736, 118237), (1778, 115444), (1862, 110236), (2356, 87122), (2413, 85064), (2744, 74803), (3038, 67564), (3556, 57722), (3724, 55118), (3937, 52136), (4123, 49784), (4712, 43561), (4826, 42532), (6076, 33782), (6223, 32984), (6517, 31496), (7112, 28861), (7448, 27559), (7874, 26068), (8246, 24892), (9652, 21266), (10633, 19304), (12152, 16891), (12446, 16492), (13034, 15748)]