31430189728

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{238223}}^1$

素因数の和:238290

約数の個数: 96

約数和(自身を含む): 76841533440

約数和(自身を除く): 45411343712

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 32, 38, 56, 62, 76, 112, 124, 133, 152, 217, 224, 248, 266, 304, 434, 496, 532, 589, 608, 868, 992, 1064, 1178, 1736, 2128, 2356, 3472, 4123, 4256, 4712, 6944, 8246, 9424, 16492, 18848, 32984, 65968, 131936, 238223, 476446, 952892, 1667561, 1905784, 3335122, 3811568, 4526237, 6670244, 7384913, 7623136, 9052474, 13340488, 14769826, 18104948, 26680976, 29539652, 31683659, 36209896, 51694391, 53361952, 59079304, 63367318, 72419792, 103388782, 118158608, 126734636, 140313347, 144839584, 206777564, 236317216, 253469272, 280626694, 413555128, 506938544, 561253388, 827110256, 982193429, 1013877088, 1122506776, 1654220512, 1964386858, 2245013552, 3928773716, 4490027104, 7857547432, 15715094864, 31430189728]

約数ペア:

[(1, 31430189728), (2, 15715094864), (4, 7857547432), (7, 4490027104), (8, 3928773716), (14, 2245013552), (16, 1964386858), (19, 1654220512), (28, 1122506776), (31, 1013877088), (32, 982193429), (38, 827110256), (56, 561253388), (62, 506938544), (76, 413555128), (112, 280626694), (124, 253469272), (133, 236317216), (152, 206777564), (217, 144839584), (224, 140313347), (248, 126734636), (266, 118158608), (304, 103388782), (434, 72419792), (496, 63367318), (532, 59079304), (589, 53361952), (608, 51694391), (868, 36209896), (992, 31683659), (1064, 29539652), (1178, 26680976), (1736, 18104948), (2128, 14769826), (2356, 13340488), (3472, 9052474), (4123, 7623136), (4256, 7384913), (4712, 6670244), (6944, 4526237), (8246, 3811568), (9424, 3335122), (16492, 1905784), (18848, 1667561), (32984, 952892), (65968, 476446), (131936, 238223)]