216039728

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{113}}^1\times {\mathrm{331}}^1$

素因数の和:490

約数の個数: 60

約数和(自身を含む): 447022728

約数和(自身を除く): 230983000

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 113, 152, 226, 304, 331, 361, 452, 662, 722, 904, 1324, 1444, 1808, 2147, 2648, 2888, 4294, 5296, 5776, 6289, 8588, 12578, 17176, 25156, 34352, 37403, 40793, 50312, 74806, 81586, 100624, 119491, 149612, 163172, 238982, 299224, 326344, 477964, 598448, 652688, 710657, 955928, 1421314, 1911856, 2842628, 5685256, 11370512, 13502483, 27004966, 54009932, 108019864, 216039728]

約数ペア:

[(1, 216039728), (2, 108019864), (4, 54009932), (8, 27004966), (16, 13502483), (19, 11370512), (38, 5685256), (76, 2842628), (113, 1911856), (152, 1421314), (226, 955928), (304, 710657), (331, 652688), (361, 598448), (452, 477964), (662, 326344), (722, 299224), (904, 238982), (1324, 163172), (1444, 149612), (1808, 119491), (2147, 100624), (2648, 81586), (2888, 74806), (4294, 50312), (5296, 40793), (5776, 37403), (6289, 34352), (8588, 25156), (12578, 17176)]