84621440

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6959}}^1$

素因数の和:6997

約数の個数: 64

約数和(自身を含む): 212976000

約数和(自身を除く): 128354560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1520, 2432, 3040, 6080, 6959, 12160, 13918, 27836, 34795, 55672, 69590, 111344, 132221, 139180, 222688, 264442, 278360, 445376, 528884, 556720, 661105, 890752, 1057768, 1113440, 1322210, 2115536, 2226880, 2644420, 4231072, 4453760, 5288840, 8462144, 10577680, 16924288, 21155360, 42310720, 84621440]

約数ペア:

[(1, 84621440), (2, 42310720), (4, 21155360), (5, 16924288), (8, 10577680), (10, 8462144), (16, 5288840), (19, 4453760), (20, 4231072), (32, 2644420), (38, 2226880), (40, 2115536), (64, 1322210), (76, 1113440), (80, 1057768), (95, 890752), (128, 661105), (152, 556720), (160, 528884), (190, 445376), (304, 278360), (320, 264442), (380, 222688), (608, 139180), (640, 132221), (760, 111344), (1216, 69590), (1520, 55672), (2432, 34795), (3040, 27836), (6080, 13918), (6959, 12160)]