71544880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{389}}^1$

素因数の和:443

約数の個数: 120

約数和(自身を含む): 192956400

約数和(自身を除く): 121411520

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 121, 152, 176, 190, 209, 220, 242, 304, 380, 389, 418, 440, 484, 605, 760, 778, 836, 880, 968, 1045, 1210, 1520, 1556, 1672, 1936, 1945, 2090, 2299, 2420, 3112, 3344, 3890, 4180, 4279, 4598, 4840, 6224, 7391, 7780, 8360, 8558, 9196, 9680, 11495, 14782, 15560, 16720, 17116, 18392, 21395, 22990, 29564, 31120, 34232, 36784, 36955, 42790, 45980, 47069, 59128, 68464, 73910, 81301, 85580, 91960, 94138, 118256, 147820, 162602, 171160, 183920, 188276, 235345, 295640, 325204, 342320, 376552, 406505, 470690, 591280, 650408, 753104, 813010, 894311, 941380, 1300816, 1626020, 1788622, 1882760, 3252040, 3577244, 3765520, 4471555, 6504080, 7154488, 8943110, 14308976, 17886220, 35772440, 71544880]

約数ペア:

[(1, 71544880), (2, 35772440), (4, 17886220), (5, 14308976), (8, 8943110), (10, 7154488), (11, 6504080), (16, 4471555), (19, 3765520), (20, 3577244), (22, 3252040), (38, 1882760), (40, 1788622), (44, 1626020), (55, 1300816), (76, 941380), (80, 894311), (88, 813010), (95, 753104), (110, 650408), (121, 591280), (152, 470690), (176, 406505), (190, 376552), (209, 342320), (220, 325204), (242, 295640), (304, 235345), (380, 188276), (389, 183920), (418, 171160), (440, 162602), (484, 147820), (605, 118256), (760, 94138), (778, 91960), (836, 85580), (880, 81301), (968, 73910), (1045, 68464), (1210, 59128), (1520, 47069), (1556, 45980), (1672, 42790), (1936, 36955), (1945, 36784), (2090, 34232), (2299, 31120), (2420, 29564), (3112, 22990), (3344, 21395), (3890, 18392), (4180, 17116), (4279, 16720), (4598, 15560), (4840, 14782), (6224, 11495), (7391, 9680), (7780, 9196), (8360, 8558)]