128007684

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{353}}^1\times {\mathrm{1439}}^1$

素因数の和:1809

約数の個数: 72

約数和(自身を含む): 371105280

約数和(自身を除く): 243097596

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 353, 706, 1059, 1412, 1439, 2118, 2471, 2878, 3177, 4236, 4317, 4942, 5756, 6354, 7413, 8634, 9884, 10073, 12708, 12951, 14826, 17268, 20146, 22239, 25902, 29652, 30219, 40292, 44478, 51804, 60438, 88956, 90657, 120876, 181314, 362628, 507967, 1015934, 1523901, 2031868, 3047802, 3555769, 4571703, 6095604, 7111538, 9143406, 10667307, 14223076, 18286812, 21334614, 32001921, 42669228, 64003842, 128007684]

約数ペア:

[(1, 128007684), (2, 64003842), (3, 42669228), (4, 32001921), (6, 21334614), (7, 18286812), (9, 14223076), (12, 10667307), (14, 9143406), (18, 7111538), (21, 6095604), (28, 4571703), (36, 3555769), (42, 3047802), (63, 2031868), (84, 1523901), (126, 1015934), (252, 507967), (353, 362628), (706, 181314), (1059, 120876), (1412, 90657), (1439, 88956), (2118, 60438), (2471, 51804), (2878, 44478), (3177, 40292), (4236, 30219), (4317, 29652), (4942, 25902), (5756, 22239), (6354, 20146), (7413, 17268), (8634, 14826), (9884, 12951), (10073, 12708)]