157791488

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{337}}^1$

素因数の和:443

約数の個数: 72

約数和(自身を含む): 331618560

約数和(自身を除く): 173827072

約数列:

[1, 2, 4, 8, 16, 31, 32, 59, 62, 64, 118, 124, 128, 236, 248, 256, 337, 472, 496, 674, 944, 992, 1348, 1829, 1888, 1984, 2696, 3658, 3776, 3968, 5392, 7316, 7552, 7936, 10447, 10784, 14632, 15104, 19883, 20894, 21568, 29264, 39766, 41788, 43136, 58528, 79532, 83576, 86272, 117056, 159064, 167152, 234112, 318128, 334304, 468224, 616373, 636256, 668608, 1232746, 1272512, 1337216, 2465492, 2545024, 2674432, 4930984, 5090048, 9861968, 19723936, 39447872, 78895744, 157791488]

約数ペア:

[(1, 157791488), (2, 78895744), (4, 39447872), (8, 19723936), (16, 9861968), (31, 5090048), (32, 4930984), (59, 2674432), (62, 2545024), (64, 2465492), (118, 1337216), (124, 1272512), (128, 1232746), (236, 668608), (248, 636256), (256, 616373), (337, 468224), (472, 334304), (496, 318128), (674, 234112), (944, 167152), (992, 159064), (1348, 117056), (1829, 86272), (1888, 83576), (1984, 79532), (2696, 58528), (3658, 43136), (3776, 41788), (3968, 39766), (5392, 29264), (7316, 21568), (7552, 20894), (7936, 19883), (10447, 15104), (10784, 14632)]