128911884

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:543

約数の個数: 96

約数和(自身を含む): 340300800

約数和(自身を除く): 211388916

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 34, 38, 51, 57, 68, 76, 79, 102, 114, 158, 204, 228, 237, 316, 323, 421, 474, 646, 842, 948, 969, 1263, 1292, 1343, 1501, 1684, 1938, 2526, 2686, 3002, 3876, 4029, 4503, 5052, 5372, 6004, 7157, 7999, 8058, 9006, 14314, 15998, 16116, 18012, 21471, 23997, 25517, 28628, 31996, 33259, 42942, 47994, 51034, 66518, 76551, 85884, 95988, 99777, 102068, 133036, 135983, 153102, 199554, 271966, 306204, 399108, 407949, 543932, 565403, 631921, 815898, 1130806, 1263842, 1631796, 1696209, 1895763, 2261612, 2527684, 3392418, 3791526, 6784836, 7583052, 10742657, 21485314, 32227971, 42970628, 64455942, 128911884]

約数ペア:

[(1, 128911884), (2, 64455942), (3, 42970628), (4, 32227971), (6, 21485314), (12, 10742657), (17, 7583052), (19, 6784836), (34, 3791526), (38, 3392418), (51, 2527684), (57, 2261612), (68, 1895763), (76, 1696209), (79, 1631796), (102, 1263842), (114, 1130806), (158, 815898), (204, 631921), (228, 565403), (237, 543932), (316, 407949), (323, 399108), (421, 306204), (474, 271966), (646, 199554), (842, 153102), (948, 135983), (969, 133036), (1263, 102068), (1292, 99777), (1343, 95988), (1501, 85884), (1684, 76551), (1938, 66518), (2526, 51034), (2686, 47994), (3002, 42942), (3876, 33259), (4029, 31996), (4503, 28628), (5052, 25517), (5372, 23997), (6004, 21471), (7157, 18012), (7999, 16116), (8058, 15998), (9006, 14314)]