172771520

素因数分解:

$2^6\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1$

素因数の和:298

約数の個数: 112

約数和(自身を含む): 428597568

約数和(自身を除く): 255826048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 61, 64, 80, 106, 122, 160, 167, 212, 244, 265, 305, 320, 334, 424, 488, 530, 610, 668, 835, 848, 976, 1060, 1220, 1336, 1670, 1696, 1952, 2120, 2440, 2672, 3233, 3340, 3392, 3904, 4240, 4880, 5344, 6466, 6680, 8480, 8851, 9760, 10187, 10688, 12932, 13360, 16165, 16960, 17702, 19520, 20374, 25864, 26720, 32330, 35404, 40748, 44255, 50935, 51728, 53440, 64660, 70808, 81496, 88510, 101870, 103456, 129320, 141616, 162992, 177020, 203740, 206912, 258640, 283232, 325984, 354040, 407480, 517280, 539911, 566464, 651968, 708080, 814960, 1034560, 1079822, 1416160, 1629920, 2159644, 2699555, 2832320, 3259840, 4319288, 5399110, 8638576, 10798220, 17277152, 21596440, 34554304, 43192880, 86385760, 172771520]

約数ペア:

[(1, 172771520), (2, 86385760), (4, 43192880), (5, 34554304), (8, 21596440), (10, 17277152), (16, 10798220), (20, 8638576), (32, 5399110), (40, 4319288), (53, 3259840), (61, 2832320), (64, 2699555), (80, 2159644), (106, 1629920), (122, 1416160), (160, 1079822), (167, 1034560), (212, 814960), (244, 708080), (265, 651968), (305, 566464), (320, 539911), (334, 517280), (424, 407480), (488, 354040), (530, 325984), (610, 283232), (668, 258640), (835, 206912), (848, 203740), (976, 177020), (1060, 162992), (1220, 141616), (1336, 129320), (1670, 103456), (1696, 101870), (1952, 88510), (2120, 81496), (2440, 70808), (2672, 64660), (3233, 53440), (3340, 51728), (3392, 50935), (3904, 44255), (4240, 40748), (4880, 35404), (5344, 32330), (6466, 26720), (6680, 25864), (8480, 20374), (8851, 19520), (9760, 17702), (10187, 16960), (10688, 16165), (12932, 13360)]