285220336

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1$

素因数の和:398

約数の個数: 80

約数和(自身を含む): 599961600

約数和(自身を除く): 314741264

約数列:

[1, 2, 4, 8, 16, 29, 31, 58, 62, 79, 116, 124, 158, 232, 248, 251, 316, 464, 496, 502, 632, 899, 1004, 1264, 1798, 2008, 2291, 2449, 3596, 4016, 4582, 4898, 7192, 7279, 7781, 9164, 9796, 14384, 14558, 15562, 18328, 19592, 19829, 29116, 31124, 36656, 39184, 39658, 58232, 62248, 71021, 79316, 116464, 124496, 142042, 158632, 225649, 284084, 317264, 451298, 568168, 575041, 614699, 902596, 1136336, 1150082, 1229398, 1805192, 2300164, 2458796, 3610384, 4600328, 4917592, 9200656, 9835184, 17826271, 35652542, 71305084, 142610168, 285220336]

約数ペア:

[(1, 285220336), (2, 142610168), (4, 71305084), (8, 35652542), (16, 17826271), (29, 9835184), (31, 9200656), (58, 4917592), (62, 4600328), (79, 3610384), (116, 2458796), (124, 2300164), (158, 1805192), (232, 1229398), (248, 1150082), (251, 1136336), (316, 902596), (464, 614699), (496, 575041), (502, 568168), (632, 451298), (899, 317264), (1004, 284084), (1264, 225649), (1798, 158632), (2008, 142042), (2291, 124496), (2449, 116464), (3596, 79316), (4016, 71021), (4582, 62248), (4898, 58232), (7192, 39658), (7279, 39184), (7781, 36656), (9164, 31124), (9796, 29116), (14384, 19829), (14558, 19592), (15562, 18328)]