27680640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1109}}^1$

素因数の和:1144

約数の個数: 128

約数和(自身を含む): 95104800

約数和(自身を除く): 67424160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1109, 1248, 1560, 1664, 1920, 2080, 2218, 2496, 3120, 3327, 4160, 4436, 4992, 5545, 6240, 6654, 8320, 8872, 11090, 12480, 13308, 14417, 16635, 17744, 22180, 24960, 26616, 28834, 33270, 35488, 43251, 44360, 53232, 57668, 66540, 70976, 72085, 86502, 88720, 106464, 115336, 133080, 141952, 144170, 173004, 177440, 212928, 216255, 230672, 266160, 288340, 346008, 354880, 425856, 432510, 461344, 532320, 576680, 692016, 709760, 865020, 922688, 1064640, 1153360, 1384032, 1730040, 1845376, 2129280, 2306720, 2768064, 3460080, 4613440, 5536128, 6920160, 9226880, 13840320, 27680640]

約数ペア:

[(1, 27680640), (2, 13840320), (3, 9226880), (4, 6920160), (5, 5536128), (6, 4613440), (8, 3460080), (10, 2768064), (12, 2306720), (13, 2129280), (15, 1845376), (16, 1730040), (20, 1384032), (24, 1153360), (26, 1064640), (30, 922688), (32, 865020), (39, 709760), (40, 692016), (48, 576680), (52, 532320), (60, 461344), (64, 432510), (65, 425856), (78, 354880), (80, 346008), (96, 288340), (104, 266160), (120, 230672), (128, 216255), (130, 212928), (156, 177440), (160, 173004), (192, 144170), (195, 141952), (208, 133080), (240, 115336), (260, 106464), (312, 88720), (320, 86502), (384, 72085), (390, 70976), (416, 66540), (480, 57668), (520, 53232), (624, 44360), (640, 43251), (780, 35488), (832, 33270), (960, 28834), (1040, 26616), (1109, 24960), (1248, 22180), (1560, 17744), (1664, 16635), (1920, 14417), (2080, 13308), (2218, 12480), (2496, 11090), (3120, 8872), (3327, 8320), (4160, 6654), (4436, 6240), (4992, 5545)]