71730320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1151}}^1$

素因数の和:1224

約数の個数: 80

約数和(自身を含む): 179988480

約数和(自身を除く): 108258160

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 41, 76, 80, 82, 95, 152, 164, 190, 205, 304, 328, 380, 410, 656, 760, 779, 820, 1151, 1520, 1558, 1640, 2302, 3116, 3280, 3895, 4604, 5755, 6232, 7790, 9208, 11510, 12464, 15580, 18416, 21869, 23020, 31160, 43738, 46040, 47191, 62320, 87476, 92080, 94382, 109345, 174952, 188764, 218690, 235955, 349904, 377528, 437380, 471910, 755056, 874760, 896629, 943820, 1749520, 1793258, 1887640, 3586516, 3775280, 4483145, 7173032, 8966290, 14346064, 17932580, 35865160, 71730320]

約数ペア:

[(1, 71730320), (2, 35865160), (4, 17932580), (5, 14346064), (8, 8966290), (10, 7173032), (16, 4483145), (19, 3775280), (20, 3586516), (38, 1887640), (40, 1793258), (41, 1749520), (76, 943820), (80, 896629), (82, 874760), (95, 755056), (152, 471910), (164, 437380), (190, 377528), (205, 349904), (304, 235955), (328, 218690), (380, 188764), (410, 174952), (656, 109345), (760, 94382), (779, 92080), (820, 87476), (1151, 62320), (1520, 47191), (1558, 46040), (1640, 43738), (2302, 31160), (3116, 23020), (3280, 21869), (3895, 18416), (4604, 15580), (5755, 12464), (6232, 11510), (7790, 9208)]