490296320

素因数分解:

$2^{10}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:216

約数の個数: 176

約数和(自身を含む): 1284009408

約数和(自身を除く): 793713088

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 43, 64, 68, 80, 85, 86, 128, 131, 136, 160, 170, 172, 215, 256, 262, 272, 320, 340, 344, 430, 512, 524, 544, 640, 655, 680, 688, 731, 860, 1024, 1048, 1088, 1280, 1310, 1360, 1376, 1462, 1720, 2096, 2176, 2227, 2560, 2620, 2720, 2752, 2924, 3440, 3655, 4192, 4352, 4454, 5120, 5240, 5440, 5504, 5633, 5848, 6880, 7310, 8384, 8704, 8908, 10480, 10880, 11008, 11135, 11266, 11696, 13760, 14620, 16768, 17408, 17816, 20960, 21760, 22016, 22270, 22532, 23392, 27520, 28165, 29240, 33536, 35632, 41920, 43520, 44032, 44540, 45064, 46784, 55040, 56330, 58480, 67072, 71264, 83840, 87040, 89080, 90128, 93568, 95761, 110080, 112660, 116960, 134144, 142528, 167680, 178160, 180256, 187136, 191522, 220160, 225320, 233920, 285056, 335360, 356320, 360512, 374272, 383044, 450640, 467840, 478805, 570112, 670720, 712640, 721024, 748544, 766088, 901280, 935680, 957610, 1140224, 1425280, 1442048, 1532176, 1802560, 1871360, 1915220, 2280448, 2850560, 2884096, 3064352, 3605120, 3742720, 3830440, 5701120, 5768192, 6128704, 7210240, 7660880, 11402240, 12257408, 14420480, 15321760, 24514816, 28840960, 30643520, 49029632, 61287040, 98059264, 122574080, 245148160, 490296320]

約数ペア:

[(1, 490296320), (2, 245148160), (4, 122574080), (5, 98059264), (8, 61287040), (10, 49029632), (16, 30643520), (17, 28840960), (20, 24514816), (32, 15321760), (34, 14420480), (40, 12257408), (43, 11402240), (64, 7660880), (68, 7210240), (80, 6128704), (85, 5768192), (86, 5701120), (128, 3830440), (131, 3742720), (136, 3605120), (160, 3064352), (170, 2884096), (172, 2850560), (215, 2280448), (256, 1915220), (262, 1871360), (272, 1802560), (320, 1532176), (340, 1442048), (344, 1425280), (430, 1140224), (512, 957610), (524, 935680), (544, 901280), (640, 766088), (655, 748544), (680, 721024), (688, 712640), (731, 670720), (860, 570112), (1024, 478805), (1048, 467840), (1088, 450640), (1280, 383044), (1310, 374272), (1360, 360512), (1376, 356320), (1462, 335360), (1720, 285056), (2096, 233920), (2176, 225320), (2227, 220160), (2560, 191522), (2620, 187136), (2720, 180256), (2752, 178160), (2924, 167680), (3440, 142528), (3655, 134144), (4192, 116960), (4352, 112660), (4454, 110080), (5120, 95761), (5240, 93568), (5440, 90128), (5504, 89080), (5633, 87040), (5848, 83840), (6880, 71264), (7310, 67072), (8384, 58480), (8704, 56330), (8908, 55040), (10480, 46784), (10880, 45064), (11008, 44540), (11135, 44032), (11266, 43520), (11696, 41920), (13760, 35632), (14620, 33536), (16768, 29240), (17408, 28165), (17816, 27520), (20960, 23392), (21760, 22532), (22016, 22270)]