221578240

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3329}}^1$

素因数の和:3367

約数の個数: 88

約数和(自身を含む): 572586840

約数和(自身を除く): 351008600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1024, 1040, 1280, 1664, 2080, 2560, 3328, 3329, 4160, 5120, 6656, 6658, 8320, 13312, 13316, 16640, 16645, 26632, 33280, 33290, 43277, 53264, 66560, 66580, 86554, 106528, 133160, 173108, 213056, 216385, 266320, 346216, 426112, 432770, 532640, 692432, 852224, 865540, 1065280, 1384864, 1704448, 1731080, 2130560, 2769728, 3408896, 3462160, 4261120, 5539456, 6924320, 8522240, 11078912, 13848640, 17044480, 22157824, 27697280, 44315648, 55394560, 110789120, 221578240]

約数ペア:

[(1, 221578240), (2, 110789120), (4, 55394560), (5, 44315648), (8, 27697280), (10, 22157824), (13, 17044480), (16, 13848640), (20, 11078912), (26, 8522240), (32, 6924320), (40, 5539456), (52, 4261120), (64, 3462160), (65, 3408896), (80, 2769728), (104, 2130560), (128, 1731080), (130, 1704448), (160, 1384864), (208, 1065280), (256, 865540), (260, 852224), (320, 692432), (416, 532640), (512, 432770), (520, 426112), (640, 346216), (832, 266320), (1024, 216385), (1040, 213056), (1280, 173108), (1664, 133160), (2080, 106528), (2560, 86554), (3328, 66580), (3329, 66560), (4160, 53264), (5120, 43277), (6656, 33290), (6658, 33280), (8320, 26632), (13312, 16645), (13316, 16640)]