319184640

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{269}}^1$

素因数の和:399

約数の個数: 216

約数和(自身を含む): 1119212640

約数和(自身を除く): 800028000

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, 64, 72, 80, 90, 96, 103, 120, 128, 144, 160, 180, 192, 206, 240, 256, 269, 288, 309, 320, 360, 384, 412, 480, 515, 538, 576, 618, 640, 720, 768, 807, 824, 927, 960, 1030, 1076, 1152, 1236, 1280, 1345, 1440, 1545, 1614, 1648, 1854, 1920, 2060, 2152, 2304, 2421, 2472, 2690, 2880, 3090, 3228, 3296, 3708, 3840, 4035, 4120, 4304, 4635, 4842, 4944, 5380, 5760, 6180, 6456, 6592, 7416, 8070, 8240, 8608, 9270, 9684, 9888, 10760, 11520, 12105, 12360, 12912, 13184, 14832, 16140, 16480, 17216, 18540, 19368, 19776, 21520, 24210, 24720, 25824, 26368, 27707, 29664, 32280, 32960, 34432, 37080, 38736, 39552, 43040, 48420, 49440, 51648, 55414, 59328, 64560, 65920, 68864, 74160, 77472, 79104, 83121, 86080, 96840, 98880, 103296, 110828, 118656, 129120, 131840, 138535, 148320, 154944, 166242, 172160, 193680, 197760, 206592, 221656, 237312, 249363, 258240, 277070, 296640, 309888, 332484, 344320, 387360, 395520, 415605, 443312, 498726, 516480, 554140, 593280, 619776, 664968, 774720, 831210, 886624, 997452, 1032960, 1108280, 1186560, 1246815, 1329936, 1549440, 1662420, 1773248, 1994904, 2216560, 2493630, 2659872, 3098880, 3324840, 3546496, 3989808, 4433120, 4987260, 5319744, 6649680, 7092992, 7979616, 8866240, 9974520, 10639488, 13299360, 15959232, 17732480, 19949040, 21278976, 26598720, 31918464, 35464960, 39898080, 53197440, 63836928, 79796160, 106394880, 159592320, 319184640]

約数ペア:

[(1, 319184640), (2, 159592320), (3, 106394880), (4, 79796160), (5, 63836928), (6, 53197440), (8, 39898080), (9, 35464960), (10, 31918464), (12, 26598720), (15, 21278976), (16, 19949040), (18, 17732480), (20, 15959232), (24, 13299360), (30, 10639488), (32, 9974520), (36, 8866240), (40, 7979616), (45, 7092992), (48, 6649680), (60, 5319744), (64, 4987260), (72, 4433120), (80, 3989808), (90, 3546496), (96, 3324840), (103, 3098880), (120, 2659872), (128, 2493630), (144, 2216560), (160, 1994904), (180, 1773248), (192, 1662420), (206, 1549440), (240, 1329936), (256, 1246815), (269, 1186560), (288, 1108280), (309, 1032960), (320, 997452), (360, 886624), (384, 831210), (412, 774720), (480, 664968), (515, 619776), (538, 593280), (576, 554140), (618, 516480), (640, 498726), (720, 443312), (768, 415605), (807, 395520), (824, 387360), (927, 344320), (960, 332484), (1030, 309888), (1076, 296640), (1152, 277070), (1236, 258240), (1280, 249363), (1345, 237312), (1440, 221656), (1545, 206592), (1614, 197760), (1648, 193680), (1854, 172160), (1920, 166242), (2060, 154944), (2152, 148320), (2304, 138535), (2421, 131840), (2472, 129120), (2690, 118656), (2880, 110828), (3090, 103296), (3228, 98880), (3296, 96840), (3708, 86080), (3840, 83121), (4035, 79104), (4120, 77472), (4304, 74160), (4635, 68864), (4842, 65920), (4944, 64560), (5380, 59328), (5760, 55414), (6180, 51648), (6456, 49440), (6592, 48420), (7416, 43040), (8070, 39552), (8240, 38736), (8608, 37080), (9270, 34432), (9684, 32960), (9888, 32280), (10760, 29664), (11520, 27707), (12105, 26368), (12360, 25824), (12912, 24720), (13184, 24210), (14832, 21520), (16140, 19776), (16480, 19368), (17216, 18540)]