154131520

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{977}}^1$

素因数の和:1040

約数の個数: 112

約数和(自身を含む): 402427440

約数和(自身を除く): 248295920

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 32, 34, 40, 58, 64, 68, 80, 85, 116, 136, 145, 160, 170, 232, 272, 290, 320, 340, 464, 493, 544, 580, 680, 928, 977, 986, 1088, 1160, 1360, 1856, 1954, 1972, 2320, 2465, 2720, 3908, 3944, 4640, 4885, 4930, 5440, 7816, 7888, 9280, 9770, 9860, 15632, 15776, 16609, 19540, 19720, 28333, 31264, 31552, 33218, 39080, 39440, 56666, 62528, 66436, 78160, 78880, 83045, 113332, 132872, 141665, 156320, 157760, 166090, 226664, 265744, 283330, 312640, 332180, 453328, 481661, 531488, 566660, 664360, 906656, 963322, 1062976, 1133320, 1328720, 1813312, 1926644, 2266640, 2408305, 2657440, 3853288, 4533280, 4816610, 5314880, 7706576, 9066560, 9633220, 15413152, 19266440, 30826304, 38532880, 77065760, 154131520]

約数ペア:

[(1, 154131520), (2, 77065760), (4, 38532880), (5, 30826304), (8, 19266440), (10, 15413152), (16, 9633220), (17, 9066560), (20, 7706576), (29, 5314880), (32, 4816610), (34, 4533280), (40, 3853288), (58, 2657440), (64, 2408305), (68, 2266640), (80, 1926644), (85, 1813312), (116, 1328720), (136, 1133320), (145, 1062976), (160, 963322), (170, 906656), (232, 664360), (272, 566660), (290, 531488), (320, 481661), (340, 453328), (464, 332180), (493, 312640), (544, 283330), (580, 265744), (680, 226664), (928, 166090), (977, 157760), (986, 156320), (1088, 141665), (1160, 132872), (1360, 113332), (1856, 83045), (1954, 78880), (1972, 78160), (2320, 66436), (2465, 62528), (2720, 56666), (3908, 39440), (3944, 39080), (4640, 33218), (4885, 31552), (4930, 31264), (5440, 28333), (7816, 19720), (7888, 19540), (9280, 16609), (9770, 15776), (9860, 15632)]