219512860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1367}}^1$

素因数の和:1451

約数の個数: 96

約数和(自身を含む): 558931968

約数和(自身を除く): 339419108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 37, 62, 70, 74, 124, 140, 148, 155, 185, 217, 259, 310, 370, 434, 518, 620, 740, 868, 1036, 1085, 1147, 1295, 1367, 2170, 2294, 2590, 2734, 4340, 4588, 5180, 5468, 5735, 6835, 8029, 9569, 11470, 13670, 16058, 19138, 22940, 27340, 32116, 38276, 40145, 42377, 47845, 50579, 80290, 84754, 95690, 101158, 160580, 169508, 191380, 202316, 211885, 252895, 296639, 354053, 423770, 505790, 593278, 708106, 847540, 1011580, 1186556, 1416212, 1483195, 1567949, 1770265, 2966390, 3135898, 3540530, 5932780, 6271796, 7081060, 7839745, 10975643, 15679490, 21951286, 31358980, 43902572, 54878215, 109756430, 219512860]

約数ペア:

[(1, 219512860), (2, 109756430), (4, 54878215), (5, 43902572), (7, 31358980), (10, 21951286), (14, 15679490), (20, 10975643), (28, 7839745), (31, 7081060), (35, 6271796), (37, 5932780), (62, 3540530), (70, 3135898), (74, 2966390), (124, 1770265), (140, 1567949), (148, 1483195), (155, 1416212), (185, 1186556), (217, 1011580), (259, 847540), (310, 708106), (370, 593278), (434, 505790), (518, 423770), (620, 354053), (740, 296639), (868, 252895), (1036, 211885), (1085, 202316), (1147, 191380), (1295, 169508), (1367, 160580), (2170, 101158), (2294, 95690), (2590, 84754), (2734, 80290), (4340, 50579), (4588, 47845), (5180, 42377), (5468, 40145), (5735, 38276), (6835, 32116), (8029, 27340), (9569, 22940), (11470, 19138), (13670, 16058)]