87815640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{937}}^1$

素因数の和:1033

約数の個数: 128

約数和(自身を含む): 291755520

約数和(自身を除く): 203939880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 71, 88, 110, 120, 132, 142, 165, 213, 220, 264, 284, 330, 355, 426, 440, 568, 660, 710, 781, 852, 937, 1065, 1320, 1420, 1562, 1704, 1874, 2130, 2343, 2811, 2840, 3124, 3748, 3905, 4260, 4685, 4686, 5622, 6248, 7496, 7810, 8520, 9370, 9372, 10307, 11244, 11715, 14055, 15620, 18740, 18744, 20614, 22488, 23430, 28110, 30921, 31240, 37480, 41228, 46860, 51535, 56220, 61842, 66527, 82456, 93720, 103070, 112440, 123684, 133054, 154605, 199581, 206140, 247368, 266108, 309210, 332635, 399162, 412280, 532216, 618420, 665270, 731797, 798324, 997905, 1236840, 1330540, 1463594, 1596648, 1995810, 2195391, 2661080, 2927188, 3658985, 3991620, 4390782, 5854376, 7317970, 7983240, 8781564, 10976955, 14635940, 17563128, 21953910, 29271880, 43907820, 87815640]

約数ペア:

[(1, 87815640), (2, 43907820), (3, 29271880), (4, 21953910), (5, 17563128), (6, 14635940), (8, 10976955), (10, 8781564), (11, 7983240), (12, 7317970), (15, 5854376), (20, 4390782), (22, 3991620), (24, 3658985), (30, 2927188), (33, 2661080), (40, 2195391), (44, 1995810), (55, 1596648), (60, 1463594), (66, 1330540), (71, 1236840), (88, 997905), (110, 798324), (120, 731797), (132, 665270), (142, 618420), (165, 532216), (213, 412280), (220, 399162), (264, 332635), (284, 309210), (330, 266108), (355, 247368), (426, 206140), (440, 199581), (568, 154605), (660, 133054), (710, 123684), (781, 112440), (852, 103070), (937, 93720), (1065, 82456), (1320, 66527), (1420, 61842), (1562, 56220), (1704, 51535), (1874, 46860), (2130, 41228), (2343, 37480), (2811, 31240), (2840, 30921), (3124, 28110), (3748, 23430), (3905, 22488), (4260, 20614), (4685, 18744), (4686, 18740), (5622, 15620), (6248, 14055), (7496, 11715), (7810, 11244), (8520, 10307), (9370, 9372)]