287336516

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:269

約数の個数: 72

約数和(自身を含む): 568161216

約数和(自身を除く): 280824700

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 101, 107, 202, 214, 289, 391, 404, 428, 578, 782, 1156, 1564, 1717, 1819, 2323, 2461, 3434, 3638, 4646, 4922, 6647, 6868, 7276, 9292, 9844, 10807, 13294, 21614, 26588, 29189, 30923, 39491, 41837, 43228, 58378, 61846, 78982, 83674, 116756, 123692, 157964, 167348, 183719, 248561, 367438, 497122, 671347, 711229, 734876, 994244, 1342694, 1422458, 2685388, 2844916, 3123223, 4225537, 6246446, 8451074, 12492892, 16902148, 71834129, 143668258, 287336516]

約数ペア:

[(1, 287336516), (2, 143668258), (4, 71834129), (17, 16902148), (23, 12492892), (34, 8451074), (46, 6246446), (68, 4225537), (92, 3123223), (101, 2844916), (107, 2685388), (202, 1422458), (214, 1342694), (289, 994244), (391, 734876), (404, 711229), (428, 671347), (578, 497122), (782, 367438), (1156, 248561), (1564, 183719), (1717, 167348), (1819, 157964), (2323, 123692), (2461, 116756), (3434, 83674), (3638, 78982), (4646, 61846), (4922, 58378), (6647, 43228), (6868, 41837), (7276, 39491), (9292, 30923), (9844, 29189), (10807, 26588), (13294, 21614)]