320873760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{503}}^1$

素因数の和:967

約数の個数: 144

約数和(自身を含む): 1099635264

約数和(自身を除く): 778761504

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 443, 480, 503, 720, 886, 1006, 1329, 1440, 1509, 1772, 2012, 2215, 2515, 2658, 3018, 3544, 3987, 4024, 4430, 4527, 5030, 5316, 6036, 6645, 7088, 7545, 7974, 8048, 8860, 9054, 10060, 10632, 12072, 13290, 14176, 15090, 15948, 16096, 17720, 18108, 19935, 20120, 21264, 22635, 24144, 26580, 30180, 31896, 35440, 36216, 39870, 40240, 42528, 45270, 48288, 53160, 60360, 63792, 70880, 72432, 79740, 80480, 90540, 106320, 120720, 127584, 144864, 159480, 181080, 212640, 222829, 241440, 318960, 362160, 445658, 637920, 668487, 724320, 891316, 1114145, 1336974, 1782632, 2005461, 2228290, 2673948, 3342435, 3565264, 4010922, 4456580, 5347896, 6684870, 7130528, 8021844, 8913160, 10027305, 10695792, 13369740, 16043688, 17826320, 20054610, 21391584, 26739480, 32087376, 35652640, 40109220, 53478960, 64174752, 80218440, 106957920, 160436880, 320873760]

約数ペア:

[(1, 320873760), (2, 160436880), (3, 106957920), (4, 80218440), (5, 64174752), (6, 53478960), (8, 40109220), (9, 35652640), (10, 32087376), (12, 26739480), (15, 21391584), (16, 20054610), (18, 17826320), (20, 16043688), (24, 13369740), (30, 10695792), (32, 10027305), (36, 8913160), (40, 8021844), (45, 7130528), (48, 6684870), (60, 5347896), (72, 4456580), (80, 4010922), (90, 3565264), (96, 3342435), (120, 2673948), (144, 2228290), (160, 2005461), (180, 1782632), (240, 1336974), (288, 1114145), (360, 891316), (443, 724320), (480, 668487), (503, 637920), (720, 445658), (886, 362160), (1006, 318960), (1329, 241440), (1440, 222829), (1509, 212640), (1772, 181080), (2012, 159480), (2215, 144864), (2515, 127584), (2658, 120720), (3018, 106320), (3544, 90540), (3987, 80480), (4024, 79740), (4430, 72432), (4527, 70880), (5030, 63792), (5316, 60360), (6036, 53160), (6645, 48288), (7088, 45270), (7545, 42528), (7974, 40240), (8048, 39870), (8860, 36216), (9054, 35440), (10060, 31896), (10632, 30180), (12072, 26580), (13290, 24144), (14176, 22635), (15090, 21264), (15948, 20120), (16096, 19935), (17720, 18108)]