86817720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{739}}^1$

素因数の和:853

約数の個数: 128

約数和(自身を含む): 287712000

約数和(自身を除く): 200894280

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, 89, 110, 120, 132, 165, 178, 220, 264, 267, 330, 356, 440, 445, 534, 660, 712, 739, 890, 979, 1068, 1320, 1335, 1478, 1780, 1958, 2136, 2217, 2670, 2937, 2956, 3560, 3695, 3916, 4434, 4895, 5340, 5874, 5912, 7390, 7832, 8129, 8868, 9790, 10680, 11085, 11748, 14685, 14780, 16258, 17736, 19580, 22170, 23496, 24387, 29370, 29560, 32516, 39160, 40645, 44340, 48774, 58740, 65032, 65771, 81290, 88680, 97548, 117480, 121935, 131542, 162580, 195096, 197313, 243870, 263084, 325160, 328855, 394626, 487740, 526168, 657710, 723481, 789252, 975480, 986565, 1315420, 1446962, 1578504, 1973130, 2170443, 2630840, 2893924, 3617405, 3946260, 4340886, 5787848, 7234810, 7892520, 8681772, 10852215, 14469620, 17363544, 21704430, 28939240, 43408860, 86817720]

約数ペア:

[(1, 86817720), (2, 43408860), (3, 28939240), (4, 21704430), (5, 17363544), (6, 14469620), (8, 10852215), (10, 8681772), (11, 7892520), (12, 7234810), (15, 5787848), (20, 4340886), (22, 3946260), (24, 3617405), (30, 2893924), (33, 2630840), (40, 2170443), (44, 1973130), (55, 1578504), (60, 1446962), (66, 1315420), (88, 986565), (89, 975480), (110, 789252), (120, 723481), (132, 657710), (165, 526168), (178, 487740), (220, 394626), (264, 328855), (267, 325160), (330, 263084), (356, 243870), (440, 197313), (445, 195096), (534, 162580), (660, 131542), (712, 121935), (739, 117480), (890, 97548), (979, 88680), (1068, 81290), (1320, 65771), (1335, 65032), (1478, 58740), (1780, 48774), (1958, 44340), (2136, 40645), (2217, 39160), (2670, 32516), (2937, 29560), (2956, 29370), (3560, 24387), (3695, 23496), (3916, 22170), (4434, 19580), (4895, 17736), (5340, 16258), (5874, 14780), (5912, 14685), (7390, 11748), (7832, 11085), (8129, 10680), (8868, 9790)]