87072640

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:240

約数の個数: 128

約数和(自身を含む): 226048320

約数和(自身を除く): 138975680

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 53, 64, 68, 80, 85, 106, 128, 136, 151, 160, 170, 212, 265, 272, 302, 320, 340, 424, 530, 544, 604, 640, 680, 755, 848, 901, 1060, 1088, 1208, 1360, 1510, 1696, 1802, 2120, 2176, 2416, 2567, 2720, 3020, 3392, 3604, 4240, 4505, 4832, 5134, 5440, 6040, 6784, 7208, 8003, 8480, 9010, 9664, 10268, 10880, 12080, 12835, 14416, 16006, 16960, 18020, 19328, 20536, 24160, 25670, 28832, 32012, 33920, 36040, 40015, 41072, 48320, 51340, 57664, 64024, 72080, 80030, 82144, 96640, 102680, 115328, 128048, 136051, 144160, 160060, 164288, 205360, 256096, 272102, 288320, 320120, 328576, 410720, 512192, 544204, 576640, 640240, 680255, 821440, 1024384, 1088408, 1280480, 1360510, 1642880, 2176816, 2560960, 2721020, 4353632, 5121920, 5442040, 8707264, 10884080, 17414528, 21768160, 43536320, 87072640]

約数ペア:

[(1, 87072640), (2, 43536320), (4, 21768160), (5, 17414528), (8, 10884080), (10, 8707264), (16, 5442040), (17, 5121920), (20, 4353632), (32, 2721020), (34, 2560960), (40, 2176816), (53, 1642880), (64, 1360510), (68, 1280480), (80, 1088408), (85, 1024384), (106, 821440), (128, 680255), (136, 640240), (151, 576640), (160, 544204), (170, 512192), (212, 410720), (265, 328576), (272, 320120), (302, 288320), (320, 272102), (340, 256096), (424, 205360), (530, 164288), (544, 160060), (604, 144160), (640, 136051), (680, 128048), (755, 115328), (848, 102680), (901, 96640), (1060, 82144), (1088, 80030), (1208, 72080), (1360, 64024), (1510, 57664), (1696, 51340), (1802, 48320), (2120, 41072), (2176, 40015), (2416, 36040), (2567, 33920), (2720, 32012), (3020, 28832), (3392, 25670), (3604, 24160), (4240, 20536), (4505, 19328), (4832, 18020), (5134, 16960), (5440, 16006), (6040, 14416), (6784, 12835), (7208, 12080), (8003, 10880), (8480, 10268), (9010, 9664)]