18716280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1289}}^1$

素因数の和:1325

約数の個数: 96

約数和(自身を含む): 61765200

約数和(自身を除く): 43048920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 121, 132, 165, 220, 242, 264, 330, 363, 440, 484, 605, 660, 726, 968, 1210, 1289, 1320, 1452, 1815, 2420, 2578, 2904, 3630, 3867, 4840, 5156, 6445, 7260, 7734, 10312, 12890, 14179, 14520, 15468, 19335, 25780, 28358, 30936, 38670, 42537, 51560, 56716, 70895, 77340, 85074, 113432, 141790, 154680, 155969, 170148, 212685, 283580, 311938, 340296, 425370, 467907, 567160, 623876, 779845, 850740, 935814, 1247752, 1559690, 1701480, 1871628, 2339535, 3119380, 3743256, 4679070, 6238760, 9358140, 18716280]

約数ペア:

[(1, 18716280), (2, 9358140), (3, 6238760), (4, 4679070), (5, 3743256), (6, 3119380), (8, 2339535), (10, 1871628), (11, 1701480), (12, 1559690), (15, 1247752), (20, 935814), (22, 850740), (24, 779845), (30, 623876), (33, 567160), (40, 467907), (44, 425370), (55, 340296), (60, 311938), (66, 283580), (88, 212685), (110, 170148), (120, 155969), (121, 154680), (132, 141790), (165, 113432), (220, 85074), (242, 77340), (264, 70895), (330, 56716), (363, 51560), (440, 42537), (484, 38670), (605, 30936), (660, 28358), (726, 25780), (968, 19335), (1210, 15468), (1289, 14520), (1320, 14179), (1452, 12890), (1815, 10312), (2420, 7734), (2578, 7260), (2904, 6445), (3630, 5156), (3867, 4840)]