30918928

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:200

約数の個数: 60

約数和(自身を含む): 65054988

約数和(自身を除く): 34136060

約数列:

[1, 2, 4, 8, 16, 19, 38, 53, 76, 101, 106, 152, 202, 212, 304, 361, 404, 424, 722, 808, 848, 1007, 1444, 1616, 1919, 2014, 2888, 3838, 4028, 5353, 5776, 7676, 8056, 10706, 15352, 16112, 19133, 21412, 30704, 36461, 38266, 42824, 72922, 76532, 85648, 101707, 145844, 153064, 203414, 291688, 306128, 406828, 583376, 813656, 1627312, 1932433, 3864866, 7729732, 15459464, 30918928]

約数ペア:

[(1, 30918928), (2, 15459464), (4, 7729732), (8, 3864866), (16, 1932433), (19, 1627312), (38, 813656), (53, 583376), (76, 406828), (101, 306128), (106, 291688), (152, 203414), (202, 153064), (212, 145844), (304, 101707), (361, 85648), (404, 76532), (424, 72922), (722, 42824), (808, 38266), (848, 36461), (1007, 30704), (1444, 21412), (1616, 19133), (1919, 16112), (2014, 15352), (2888, 10706), (3838, 8056), (4028, 7676), (5353, 5776)]