392865280

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:280

約数の個数: 160

約数和(自身を含む): 1020872160

約数和(自身を除く): 628006880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 41, 64, 76, 80, 82, 95, 128, 152, 160, 164, 190, 197, 205, 256, 304, 320, 328, 380, 394, 410, 512, 608, 640, 656, 760, 779, 788, 820, 985, 1216, 1280, 1312, 1520, 1558, 1576, 1640, 1970, 2432, 2560, 2624, 3040, 3116, 3152, 3280, 3743, 3895, 3940, 4864, 5248, 6080, 6232, 6304, 6560, 7486, 7790, 7880, 8077, 9728, 10496, 12160, 12464, 12608, 13120, 14972, 15580, 15760, 16154, 18715, 20992, 24320, 24928, 25216, 26240, 29944, 31160, 31520, 32308, 37430, 40385, 48640, 49856, 50432, 52480, 59888, 62320, 63040, 64616, 74860, 80770, 99712, 100864, 104960, 119776, 124640, 126080, 129232, 149720, 153463, 161540, 199424, 239552, 249280, 252160, 258464, 299440, 306926, 323080, 398848, 479104, 498560, 504320, 516928, 598880, 613852, 646160, 767315, 958208, 997120, 1033856, 1197760, 1227704, 1292320, 1534630, 1916416, 1994240, 2067712, 2395520, 2455408, 2584640, 3069260, 4135424, 4791040, 4910816, 5169280, 6138520, 9582080, 9821632, 10338560, 12277040, 19643264, 20677120, 24554080, 39286528, 49108160, 78573056, 98216320, 196432640, 392865280]

約数ペア:

[(1, 392865280), (2, 196432640), (4, 98216320), (5, 78573056), (8, 49108160), (10, 39286528), (16, 24554080), (19, 20677120), (20, 19643264), (32, 12277040), (38, 10338560), (40, 9821632), (41, 9582080), (64, 6138520), (76, 5169280), (80, 4910816), (82, 4791040), (95, 4135424), (128, 3069260), (152, 2584640), (160, 2455408), (164, 2395520), (190, 2067712), (197, 1994240), (205, 1916416), (256, 1534630), (304, 1292320), (320, 1227704), (328, 1197760), (380, 1033856), (394, 997120), (410, 958208), (512, 767315), (608, 646160), (640, 613852), (656, 598880), (760, 516928), (779, 504320), (788, 498560), (820, 479104), (985, 398848), (1216, 323080), (1280, 306926), (1312, 299440), (1520, 258464), (1558, 252160), (1576, 249280), (1640, 239552), (1970, 199424), (2432, 161540), (2560, 153463), (2624, 149720), (3040, 129232), (3116, 126080), (3152, 124640), (3280, 119776), (3743, 104960), (3895, 100864), (3940, 99712), (4864, 80770), (5248, 74860), (6080, 64616), (6232, 63040), (6304, 62320), (6560, 59888), (7486, 52480), (7790, 50432), (7880, 49856), (8077, 48640), (9728, 40385), (10496, 37430), (12160, 32308), (12464, 31520), (12608, 31160), (13120, 29944), (14972, 26240), (15580, 25216), (15760, 24928), (16154, 24320), (18715, 20992)]