646533120

素因数分解:

$2^{12}\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{619}}^1$

素因数の和:668

約数の個数: 208

約数和(自身を含む): 2193877440

約数和(自身を除く): 1547344320

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, 619, 640, 680, 768, 816, 960, 1020, 1024, 1088, 1238, 1280, 1360, 1536, 1632, 1857, 1920, 2040, 2048, 2176, 2476, 2560, 2720, 3072, 3095, 3264, 3714, 3840, 4080, 4096, 4352, 4952, 5120, 5440, 6144, 6190, 6528, 7428, 7680, 8160, 8704, 9285, 9904, 10240, 10523, 10880, 12288, 12380, 13056, 14856, 15360, 16320, 17408, 18570, 19808, 20480, 21046, 21760, 24760, 26112, 29712, 30720, 31569, 32640, 34816, 37140, 39616, 42092, 43520, 49520, 52224, 52615, 59424, 61440, 63138, 65280, 69632, 74280, 79232, 84184, 87040, 99040, 104448, 105230, 118848, 126276, 130560, 148560, 157845, 158464, 168368, 174080, 198080, 208896, 210460, 237696, 252552, 261120, 297120, 315690, 316928, 336736, 348160, 396160, 420920, 475392, 505104, 522240, 594240, 631380, 633856, 673472, 792320, 841840, 950784, 1010208, 1044480, 1188480, 1262760, 1267712, 1346944, 1584640, 1683680, 1901568, 2020416, 2376960, 2525520, 2535424, 2693888, 3169280, 3367360, 3803136, 4040832, 4753920, 5051040, 5387776, 6338560, 6734720, 7606272, 8081664, 9507840, 10102080, 10775552, 12677120, 13469440, 16163328, 19015680, 20204160, 21551104, 26938880, 32326656, 38031360, 40408320, 43102208, 53877760, 64653312, 80816640, 107755520, 129306624, 161633280, 215511040, 323266560, 646533120]

約数ペア:

[(1, 646533120), (2, 323266560), (3, 215511040), (4, 161633280), (5, 129306624), (6, 107755520), (8, 80816640), (10, 64653312), (12, 53877760), (15, 43102208), (16, 40408320), (17, 38031360), (20, 32326656), (24, 26938880), (30, 21551104), (32, 20204160), (34, 19015680), (40, 16163328), (48, 13469440), (51, 12677120), (60, 10775552), (64, 10102080), (68, 9507840), (80, 8081664), (85, 7606272), (96, 6734720), (102, 6338560), (120, 5387776), (128, 5051040), (136, 4753920), (160, 4040832), (170, 3803136), (192, 3367360), (204, 3169280), (240, 2693888), (255, 2535424), (256, 2525520), (272, 2376960), (320, 2020416), (340, 1901568), (384, 1683680), (408, 1584640), (480, 1346944), (510, 1267712), (512, 1262760), (544, 1188480), (619, 1044480), (640, 1010208), (680, 950784), (768, 841840), (816, 792320), (960, 673472), (1020, 633856), (1024, 631380), (1088, 594240), (1238, 522240), (1280, 505104), (1360, 475392), (1536, 420920), (1632, 396160), (1857, 348160), (1920, 336736), (2040, 316928), (2048, 315690), (2176, 297120), (2476, 261120), (2560, 252552), (2720, 237696), (3072, 210460), (3095, 208896), (3264, 198080), (3714, 174080), (3840, 168368), (4080, 158464), (4096, 157845), (4352, 148560), (4952, 130560), (5120, 126276), (5440, 118848), (6144, 105230), (6190, 104448), (6528, 99040), (7428, 87040), (7680, 84184), (8160, 79232), (8704, 74280), (9285, 69632), (9904, 65280), (10240, 63138), (10523, 61440), (10880, 59424), (12288, 52615), (12380, 52224), (13056, 49520), (14856, 43520), (15360, 42092), (16320, 39616), (17408, 37140), (18570, 34816), (19808, 32640), (20480, 31569), (21046, 30720), (21760, 29712), (24760, 26112)]