128656448

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3413}}^1$

素因数の和:3475

約数の個数: 56

約数和(自身を含む): 277489920

約数和(自身を除く): 148833472

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 124, 152, 248, 304, 496, 589, 608, 992, 1178, 1216, 1984, 2356, 3413, 4712, 6826, 9424, 13652, 18848, 27304, 37696, 54608, 64847, 105803, 109216, 129694, 211606, 218432, 259388, 423212, 518776, 846424, 1037552, 1692848, 2010257, 2075104, 3385696, 4020514, 4150208, 6771392, 8041028, 16082056, 32164112, 64328224, 128656448]

約数ペア:

[(1, 128656448), (2, 64328224), (4, 32164112), (8, 16082056), (16, 8041028), (19, 6771392), (31, 4150208), (32, 4020514), (38, 3385696), (62, 2075104), (64, 2010257), (76, 1692848), (124, 1037552), (152, 846424), (248, 518776), (304, 423212), (496, 259388), (589, 218432), (608, 211606), (992, 129694), (1178, 109216), (1216, 105803), (1984, 64847), (2356, 54608), (3413, 37696), (4712, 27304), (6826, 18848), (9424, 13652)]