87127980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{337}}^1$

素因数の和:519

約数の個数: 96

約数和(自身を含む): 254392320

約数和(自身を除く): 167264340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 139, 155, 186, 278, 310, 337, 372, 417, 465, 556, 620, 674, 695, 834, 930, 1011, 1348, 1390, 1668, 1685, 1860, 2022, 2085, 2780, 3370, 4044, 4170, 4309, 5055, 6740, 8340, 8618, 10110, 10447, 12927, 17236, 20220, 20894, 21545, 25854, 31341, 41788, 43090, 46843, 51708, 52235, 62682, 64635, 86180, 93686, 104470, 125364, 129270, 140529, 156705, 187372, 208940, 234215, 258540, 281058, 313410, 468430, 562116, 626820, 702645, 936860, 1405290, 1452133, 2810580, 2904266, 4356399, 5808532, 7260665, 8712798, 14521330, 17425596, 21781995, 29042660, 43563990, 87127980]

約数ペア:

[(1, 87127980), (2, 43563990), (3, 29042660), (4, 21781995), (5, 17425596), (6, 14521330), (10, 8712798), (12, 7260665), (15, 5808532), (20, 4356399), (30, 2904266), (31, 2810580), (60, 1452133), (62, 1405290), (93, 936860), (124, 702645), (139, 626820), (155, 562116), (186, 468430), (278, 313410), (310, 281058), (337, 258540), (372, 234215), (417, 208940), (465, 187372), (556, 156705), (620, 140529), (674, 129270), (695, 125364), (834, 104470), (930, 93686), (1011, 86180), (1348, 64635), (1390, 62682), (1668, 52235), (1685, 51708), (1860, 46843), (2022, 43090), (2085, 41788), (2780, 31341), (3370, 25854), (4044, 21545), (4170, 20894), (4309, 20220), (5055, 17236), (6740, 12927), (8340, 10447), (8618, 10110)]