647816960

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4253}}^1$

素因数の和:4298

約数の個数: 144

約数和(自身を含む): 1878158016

約数和(自身を除く): 1230341056

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 136, 140, 160, 170, 224, 238, 256, 272, 280, 320, 340, 448, 476, 544, 560, 595, 640, 680, 896, 952, 1088, 1120, 1190, 1280, 1360, 1792, 1904, 2176, 2240, 2380, 2720, 3808, 4253, 4352, 4480, 4760, 5440, 7616, 8506, 8960, 9520, 10880, 15232, 17012, 19040, 21265, 21760, 29771, 30464, 34024, 38080, 42530, 59542, 68048, 72301, 76160, 85060, 119084, 136096, 144602, 148855, 152320, 170120, 238168, 272192, 289204, 297710, 340240, 361505, 476336, 506107, 544384, 578408, 595420, 680480, 723010, 952672, 1012214, 1088768, 1156816, 1190840, 1360960, 1446020, 1905344, 2024428, 2313632, 2381680, 2530535, 2721920, 2892040, 3810688, 4048856, 4627264, 4763360, 5061070, 5443840, 5784080, 7621376, 8097712, 9254528, 9526720, 10122140, 11568160, 16195424, 18509056, 19053440, 20244280, 23136320, 32390848, 38106880, 40488560, 46272640, 64781696, 80977120, 92545280, 129563392, 161954240, 323908480, 647816960]

約数ペア:

[(1, 647816960), (2, 323908480), (4, 161954240), (5, 129563392), (7, 92545280), (8, 80977120), (10, 64781696), (14, 46272640), (16, 40488560), (17, 38106880), (20, 32390848), (28, 23136320), (32, 20244280), (34, 19053440), (35, 18509056), (40, 16195424), (56, 11568160), (64, 10122140), (68, 9526720), (70, 9254528), (80, 8097712), (85, 7621376), (112, 5784080), (119, 5443840), (128, 5061070), (136, 4763360), (140, 4627264), (160, 4048856), (170, 3810688), (224, 2892040), (238, 2721920), (256, 2530535), (272, 2381680), (280, 2313632), (320, 2024428), (340, 1905344), (448, 1446020), (476, 1360960), (544, 1190840), (560, 1156816), (595, 1088768), (640, 1012214), (680, 952672), (896, 723010), (952, 680480), (1088, 595420), (1120, 578408), (1190, 544384), (1280, 506107), (1360, 476336), (1792, 361505), (1904, 340240), (2176, 297710), (2240, 289204), (2380, 272192), (2720, 238168), (3808, 170120), (4253, 152320), (4352, 148855), (4480, 144602), (4760, 136096), (5440, 119084), (7616, 85060), (8506, 76160), (8960, 72301), (9520, 68048), (10880, 59542), (15232, 42530), (17012, 38080), (19040, 34024), (21265, 30464), (21760, 29771)]