157635248

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1$

素因数の和:490

約数の個数: 80

約数和(自身を含む): 340454400

約数和(自身を除く): 182819152

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 43, 62, 76, 86, 124, 152, 172, 248, 304, 344, 389, 496, 589, 688, 778, 817, 1178, 1333, 1556, 1634, 2356, 2666, 3112, 3268, 4712, 5332, 6224, 6536, 7391, 9424, 10664, 12059, 13072, 14782, 16727, 21328, 24118, 25327, 29564, 33454, 48236, 50654, 59128, 66908, 96472, 101308, 118256, 133816, 192944, 202616, 229121, 267632, 317813, 405232, 458242, 518537, 635626, 916484, 1037074, 1271252, 1832968, 2074148, 2542504, 3665936, 4148296, 5085008, 8296592, 9852203, 19704406, 39408812, 78817624, 157635248]

約数ペア:

[(1, 157635248), (2, 78817624), (4, 39408812), (8, 19704406), (16, 9852203), (19, 8296592), (31, 5085008), (38, 4148296), (43, 3665936), (62, 2542504), (76, 2074148), (86, 1832968), (124, 1271252), (152, 1037074), (172, 916484), (248, 635626), (304, 518537), (344, 458242), (389, 405232), (496, 317813), (589, 267632), (688, 229121), (778, 202616), (817, 192944), (1178, 133816), (1333, 118256), (1556, 101308), (1634, 96472), (2356, 66908), (2666, 59128), (3112, 50654), (3268, 48236), (4712, 33454), (5332, 29564), (6224, 25327), (6536, 24118), (7391, 21328), (9424, 16727), (10664, 14782), (12059, 13072)]