129384960

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{991}}^1$

素因数の和:1034

約数の個数: 160

約数和(自身を含む): 438400512

約数和(自身を除く): 309015552

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 256, 272, 320, 340, 384, 408, 480, 510, 512, 544, 640, 680, 768, 816, 960, 991, 1020, 1088, 1280, 1360, 1536, 1632, 1920, 1982, 2040, 2176, 2560, 2720, 2973, 3264, 3840, 3964, 4080, 4352, 4955, 5440, 5946, 6528, 7680, 7928, 8160, 8704, 9910, 10880, 11892, 13056, 14865, 15856, 16320, 16847, 19820, 21760, 23784, 26112, 29730, 31712, 32640, 33694, 39640, 43520, 47568, 50541, 59460, 63424, 65280, 67388, 79280, 84235, 95136, 101082, 118920, 126848, 130560, 134776, 158560, 168470, 190272, 202164, 237840, 252705, 253696, 269552, 317120, 336940, 380544, 404328, 475680, 505410, 507392, 539104, 634240, 673880, 761088, 808656, 951360, 1010820, 1078208, 1268480, 1347760, 1522176, 1617312, 1902720, 2021640, 2156416, 2536960, 2695520, 3234624, 3805440, 4043280, 4312832, 5391040, 6469248, 7610880, 8086560, 8625664, 10782080, 12938496, 16173120, 21564160, 25876992, 32346240, 43128320, 64692480, 129384960]

約数ペア:

[(1, 129384960), (2, 64692480), (3, 43128320), (4, 32346240), (5, 25876992), (6, 21564160), (8, 16173120), (10, 12938496), (12, 10782080), (15, 8625664), (16, 8086560), (17, 7610880), (20, 6469248), (24, 5391040), (30, 4312832), (32, 4043280), (34, 3805440), (40, 3234624), (48, 2695520), (51, 2536960), (60, 2156416), (64, 2021640), (68, 1902720), (80, 1617312), (85, 1522176), (96, 1347760), (102, 1268480), (120, 1078208), (128, 1010820), (136, 951360), (160, 808656), (170, 761088), (192, 673880), (204, 634240), (240, 539104), (255, 507392), (256, 505410), (272, 475680), (320, 404328), (340, 380544), (384, 336940), (408, 317120), (480, 269552), (510, 253696), (512, 252705), (544, 237840), (640, 202164), (680, 190272), (768, 168470), (816, 158560), (960, 134776), (991, 130560), (1020, 126848), (1088, 118920), (1280, 101082), (1360, 95136), (1536, 84235), (1632, 79280), (1920, 67388), (1982, 65280), (2040, 63424), (2176, 59460), (2560, 50541), (2720, 47568), (2973, 43520), (3264, 39640), (3840, 33694), (3964, 32640), (4080, 31712), (4352, 29730), (4955, 26112), (5440, 23784), (5946, 21760), (6528, 19820), (7680, 16847), (7928, 16320), (8160, 15856), (8704, 14865), (9910, 13056), (10880, 11892)]