71498280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1811}}^1$

素因数の和:1879

約数の個数: 128

約数和(自身を含む): 250490880

約数和(自身を除く): 178992600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 47, 56, 60, 70, 84, 94, 105, 120, 140, 141, 168, 188, 210, 235, 280, 282, 329, 376, 420, 470, 564, 658, 705, 840, 940, 987, 1128, 1316, 1410, 1645, 1811, 1880, 1974, 2632, 2820, 3290, 3622, 3948, 4935, 5433, 5640, 6580, 7244, 7896, 9055, 9870, 10866, 12677, 13160, 14488, 18110, 19740, 21732, 25354, 27165, 36220, 38031, 39480, 43464, 50708, 54330, 63385, 72440, 76062, 85117, 101416, 108660, 126770, 152124, 170234, 190155, 217320, 253540, 255351, 304248, 340468, 380310, 425585, 507080, 510702, 595819, 680936, 760620, 851170, 1021404, 1191638, 1276755, 1521240, 1702340, 1787457, 2042808, 2383276, 2553510, 2979095, 3404680, 3574914, 4766552, 5107020, 5958190, 7149828, 8937285, 10214040, 11916380, 14299656, 17874570, 23832760, 35749140, 71498280]

約数ペア:

[(1, 71498280), (2, 35749140), (3, 23832760), (4, 17874570), (5, 14299656), (6, 11916380), (7, 10214040), (8, 8937285), (10, 7149828), (12, 5958190), (14, 5107020), (15, 4766552), (20, 3574914), (21, 3404680), (24, 2979095), (28, 2553510), (30, 2383276), (35, 2042808), (40, 1787457), (42, 1702340), (47, 1521240), (56, 1276755), (60, 1191638), (70, 1021404), (84, 851170), (94, 760620), (105, 680936), (120, 595819), (140, 510702), (141, 507080), (168, 425585), (188, 380310), (210, 340468), (235, 304248), (280, 255351), (282, 253540), (329, 217320), (376, 190155), (420, 170234), (470, 152124), (564, 126770), (658, 108660), (705, 101416), (840, 85117), (940, 76062), (987, 72440), (1128, 63385), (1316, 54330), (1410, 50708), (1645, 43464), (1811, 39480), (1880, 38031), (1974, 36220), (2632, 27165), (2820, 25354), (3290, 21732), (3622, 19740), (3948, 18110), (4935, 14488), (5433, 13160), (5640, 12677), (6580, 10866), (7244, 9870), (7896, 9055)]