1320505600

素因数分解:

$2^8\times 5^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{229}}^1$

素因数の和:325

約数の個数: 216

約数和(自身を含む): 3541413960

約数和(自身を除く): 2220908360

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 53, 64, 68, 80, 85, 100, 106, 128, 136, 160, 170, 200, 212, 229, 256, 265, 272, 320, 340, 400, 424, 425, 458, 530, 544, 640, 680, 800, 848, 850, 901, 916, 1060, 1088, 1145, 1280, 1325, 1360, 1600, 1696, 1700, 1802, 1832, 2120, 2176, 2290, 2650, 2720, 3200, 3392, 3400, 3604, 3664, 3893, 4240, 4352, 4505, 4580, 5300, 5440, 5725, 6400, 6784, 6800, 7208, 7328, 7786, 8480, 9010, 9160, 10600, 10880, 11450, 12137, 13568, 13600, 14416, 14656, 15572, 16960, 18020, 18320, 19465, 21200, 21760, 22525, 22900, 24274, 27200, 28832, 29312, 31144, 33920, 36040, 36640, 38930, 42400, 45050, 45800, 48548, 54400, 57664, 58624, 60685, 62288, 67840, 72080, 73280, 77860, 84800, 90100, 91600, 97096, 97325, 108800, 115328, 121370, 124576, 144160, 146560, 155720, 169600, 180200, 183200, 194192, 194650, 206329, 230656, 242740, 249152, 288320, 293120, 303425, 311440, 339200, 360400, 366400, 388384, 389300, 412658, 485480, 498304, 576640, 606850, 622880, 720800, 732800, 776768, 778600, 825316, 970960, 996608, 1031645, 1153280, 1213700, 1245760, 1441600, 1465600, 1553536, 1557200, 1650632, 1941920, 2063290, 2427400, 2491520, 2883200, 3107072, 3114400, 3301264, 3883840, 4126580, 4854800, 4983040, 5158225, 5766400, 6228800, 6602528, 7767680, 8253160, 9709600, 10316450, 12457600, 13205056, 15535360, 16506320, 19419200, 20632900, 24915200, 26410112, 33012640, 38838400, 41265800, 52820224, 66025280, 77676800, 82531600, 132050560, 165063200, 264101120, 330126400, 660252800, 1320505600]

約数ペア:

[(1, 1320505600), (2, 660252800), (4, 330126400), (5, 264101120), (8, 165063200), (10, 132050560), (16, 82531600), (17, 77676800), (20, 66025280), (25, 52820224), (32, 41265800), (34, 38838400), (40, 33012640), (50, 26410112), (53, 24915200), (64, 20632900), (68, 19419200), (80, 16506320), (85, 15535360), (100, 13205056), (106, 12457600), (128, 10316450), (136, 9709600), (160, 8253160), (170, 7767680), (200, 6602528), (212, 6228800), (229, 5766400), (256, 5158225), (265, 4983040), (272, 4854800), (320, 4126580), (340, 3883840), (400, 3301264), (424, 3114400), (425, 3107072), (458, 2883200), (530, 2491520), (544, 2427400), (640, 2063290), (680, 1941920), (800, 1650632), (848, 1557200), (850, 1553536), (901, 1465600), (916, 1441600), (1060, 1245760), (1088, 1213700), (1145, 1153280), (1280, 1031645), (1325, 996608), (1360, 970960), (1600, 825316), (1696, 778600), (1700, 776768), (1802, 732800), (1832, 720800), (2120, 622880), (2176, 606850), (2290, 576640), (2650, 498304), (2720, 485480), (3200, 412658), (3392, 389300), (3400, 388384), (3604, 366400), (3664, 360400), (3893, 339200), (4240, 311440), (4352, 303425), (4505, 293120), (4580, 288320), (5300, 249152), (5440, 242740), (5725, 230656), (6400, 206329), (6784, 194650), (6800, 194192), (7208, 183200), (7328, 180200), (7786, 169600), (8480, 155720), (9010, 146560), (9160, 144160), (10600, 124576), (10880, 121370), (11450, 115328), (12137, 108800), (13568, 97325), (13600, 97096), (14416, 91600), (14656, 90100), (15572, 84800), (16960, 77860), (18020, 73280), (18320, 72080), (19465, 67840), (21200, 62288), (21760, 60685), (22525, 58624), (22900, 57664), (24274, 54400), (27200, 48548), (28832, 45800), (29312, 45050), (31144, 42400), (33920, 38930), (36040, 36640)]