157901440

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{631}}^1$

素因数の和:690

約数の個数: 128

約数和(自身を含む): 417726720

約数和(自身を除く): 259825280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 32, 34, 40, 46, 64, 68, 80, 85, 92, 115, 128, 136, 160, 170, 184, 230, 272, 320, 340, 368, 391, 460, 544, 631, 640, 680, 736, 782, 920, 1088, 1262, 1360, 1472, 1564, 1840, 1955, 2176, 2524, 2720, 2944, 3128, 3155, 3680, 3910, 5048, 5440, 6256, 6310, 7360, 7820, 10096, 10727, 10880, 12512, 12620, 14513, 14720, 15640, 20192, 21454, 25024, 25240, 29026, 31280, 40384, 42908, 50048, 50480, 53635, 58052, 62560, 72565, 80768, 85816, 100960, 107270, 116104, 125120, 145130, 171632, 201920, 214540, 232208, 246721, 250240, 290260, 343264, 403840, 429080, 464416, 493442, 580520, 686528, 858160, 928832, 986884, 1161040, 1233605, 1373056, 1716320, 1857664, 1973768, 2322080, 2467210, 3432640, 3947536, 4644160, 4934420, 6865280, 7895072, 9288320, 9868840, 15790144, 19737680, 31580288, 39475360, 78950720, 157901440]

約数ペア:

[(1, 157901440), (2, 78950720), (4, 39475360), (5, 31580288), (8, 19737680), (10, 15790144), (16, 9868840), (17, 9288320), (20, 7895072), (23, 6865280), (32, 4934420), (34, 4644160), (40, 3947536), (46, 3432640), (64, 2467210), (68, 2322080), (80, 1973768), (85, 1857664), (92, 1716320), (115, 1373056), (128, 1233605), (136, 1161040), (160, 986884), (170, 928832), (184, 858160), (230, 686528), (272, 580520), (320, 493442), (340, 464416), (368, 429080), (391, 403840), (460, 343264), (544, 290260), (631, 250240), (640, 246721), (680, 232208), (736, 214540), (782, 201920), (920, 171632), (1088, 145130), (1262, 125120), (1360, 116104), (1472, 107270), (1564, 100960), (1840, 85816), (1955, 80768), (2176, 72565), (2524, 62560), (2720, 58052), (2944, 53635), (3128, 50480), (3155, 50048), (3680, 42908), (3910, 40384), (5048, 31280), (5440, 29026), (6256, 25240), (6310, 25024), (7360, 21454), (7820, 20192), (10096, 15640), (10727, 14720), (10880, 14513), (12512, 12620)]