127408072

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{421}}^1$

素因数の和:638

約数の個数: 64

約数和(自身を含む): 276494400

約数和(自身を除く): 149086328

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 181, 209, 362, 418, 421, 724, 836, 842, 1448, 1672, 1684, 1991, 3368, 3439, 3982, 4631, 6878, 7964, 7999, 9262, 13756, 15928, 15998, 18524, 27512, 31996, 37048, 37829, 63992, 75658, 76201, 87989, 151316, 152402, 175978, 302632, 304804, 351956, 609608, 703912, 838211, 1447819, 1676422, 2895638, 3352844, 5791276, 6705688, 11582552, 15926009, 31852018, 63704036, 127408072]

約数ペア:

[(1, 127408072), (2, 63704036), (4, 31852018), (8, 15926009), (11, 11582552), (19, 6705688), (22, 5791276), (38, 3352844), (44, 2895638), (76, 1676422), (88, 1447819), (152, 838211), (181, 703912), (209, 609608), (362, 351956), (418, 304804), (421, 302632), (724, 175978), (836, 152402), (842, 151316), (1448, 87989), (1672, 76201), (1684, 75658), (1991, 63992), (3368, 37829), (3439, 37048), (3982, 31996), (4631, 27512), (6878, 18524), (7964, 15998), (7999, 15928), (9262, 13756)]