1297890

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:69

約数の個数: 128

約数和(自身を含む): 4147200

約数和(自身を除く): 2849310

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 19, 22, 23, 27, 30, 33, 38, 45, 46, 54, 55, 57, 66, 69, 90, 95, 99, 110, 114, 115, 135, 138, 165, 171, 190, 198, 207, 209, 230, 253, 270, 285, 297, 330, 342, 345, 414, 418, 437, 495, 506, 513, 570, 594, 621, 627, 690, 759, 855, 874, 990, 1026, 1035, 1045, 1242, 1254, 1265, 1311, 1485, 1518, 1710, 1881, 2070, 2090, 2185, 2277, 2530, 2565, 2622, 2970, 3105, 3135, 3762, 3795, 3933, 4370, 4554, 4807, 5130, 5643, 6210, 6270, 6555, 6831, 7590, 7866, 9405, 9614, 11286, 11385, 11799, 13110, 13662, 14421, 18810, 19665, 22770, 23598, 24035, 28215, 28842, 34155, 39330, 43263, 48070, 56430, 58995, 68310, 72105, 86526, 117990, 129789, 144210, 216315, 259578, 432630, 648945, 1297890]

約数ペア:

[(1, 1297890), (2, 648945), (3, 432630), (5, 259578), (6, 216315), (9, 144210), (10, 129789), (11, 117990), (15, 86526), (18, 72105), (19, 68310), (22, 58995), (23, 56430), (27, 48070), (30, 43263), (33, 39330), (38, 34155), (45, 28842), (46, 28215), (54, 24035), (55, 23598), (57, 22770), (66, 19665), (69, 18810), (90, 14421), (95, 13662), (99, 13110), (110, 11799), (114, 11385), (115, 11286), (135, 9614), (138, 9405), (165, 7866), (171, 7590), (190, 6831), (198, 6555), (207, 6270), (209, 6210), (230, 5643), (253, 5130), (270, 4807), (285, 4554), (297, 4370), (330, 3933), (342, 3795), (345, 3762), (414, 3135), (418, 3105), (437, 2970), (495, 2622), (506, 2565), (513, 2530), (570, 2277), (594, 2185), (621, 2090), (627, 2070), (690, 1881), (759, 1710), (855, 1518), (874, 1485), (990, 1311), (1026, 1265), (1035, 1254), (1045, 1242)]