68617440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2803}}^1$

素因数の和:2841

約数の個数: 144

約数和(自身を含む): 248019408

約数和(自身を除く): 179401968

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 96, 102, 120, 136, 144, 153, 160, 170, 180, 204, 240, 255, 272, 288, 306, 340, 360, 408, 480, 510, 544, 612, 680, 720, 765, 816, 1020, 1224, 1360, 1440, 1530, 1632, 2040, 2448, 2720, 2803, 3060, 4080, 4896, 5606, 6120, 8160, 8409, 11212, 12240, 14015, 16818, 22424, 24480, 25227, 28030, 33636, 42045, 44848, 47651, 50454, 56060, 67272, 84090, 89696, 95302, 100908, 112120, 126135, 134544, 142953, 168180, 190604, 201816, 224240, 238255, 252270, 269088, 285906, 336360, 381208, 403632, 428859, 448480, 476510, 504540, 571812, 672720, 714765, 762416, 807264, 857718, 953020, 1009080, 1143624, 1345440, 1429530, 1524832, 1715436, 1906040, 2018160, 2144295, 2287248, 2859060, 3430872, 3812080, 4036320, 4288590, 4574496, 5718120, 6861744, 7624160, 8577180, 11436240, 13723488, 17154360, 22872480, 34308720, 68617440]

約数ペア:

[(1, 68617440), (2, 34308720), (3, 22872480), (4, 17154360), (5, 13723488), (6, 11436240), (8, 8577180), (9, 7624160), (10, 6861744), (12, 5718120), (15, 4574496), (16, 4288590), (17, 4036320), (18, 3812080), (20, 3430872), (24, 2859060), (30, 2287248), (32, 2144295), (34, 2018160), (36, 1906040), (40, 1715436), (45, 1524832), (48, 1429530), (51, 1345440), (60, 1143624), (68, 1009080), (72, 953020), (80, 857718), (85, 807264), (90, 762416), (96, 714765), (102, 672720), (120, 571812), (136, 504540), (144, 476510), (153, 448480), (160, 428859), (170, 403632), (180, 381208), (204, 336360), (240, 285906), (255, 269088), (272, 252270), (288, 238255), (306, 224240), (340, 201816), (360, 190604), (408, 168180), (480, 142953), (510, 134544), (544, 126135), (612, 112120), (680, 100908), (720, 95302), (765, 89696), (816, 84090), (1020, 67272), (1224, 56060), (1360, 50454), (1440, 47651), (1530, 44848), (1632, 42045), (2040, 33636), (2448, 28030), (2720, 25227), (2803, 24480), (3060, 22424), (4080, 16818), (4896, 14015), (5606, 12240), (6120, 11212), (8160, 8409)]