290793784

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{373}}^1$

素因数の和:644

約数の個数: 64

約数和(自身を含む): 603187200

約数和(自身を除く): 312393416

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 76, 92, 152, 184, 223, 373, 437, 446, 746, 874, 892, 1492, 1748, 1784, 2984, 3496, 4237, 5129, 7087, 8474, 8579, 10258, 14174, 16948, 17158, 20516, 28348, 33896, 34316, 41032, 56696, 68632, 83179, 97451, 163001, 166358, 194902, 326002, 332716, 389804, 652004, 665432, 779608, 1304008, 1580401, 1913117, 3160802, 3826234, 6321604, 7652468, 12643208, 15304936, 36349223, 72698446, 145396892, 290793784]

約数ペア:

[(1, 290793784), (2, 145396892), (4, 72698446), (8, 36349223), (19, 15304936), (23, 12643208), (38, 7652468), (46, 6321604), (76, 3826234), (92, 3160802), (152, 1913117), (184, 1580401), (223, 1304008), (373, 779608), (437, 665432), (446, 652004), (746, 389804), (874, 332716), (892, 326002), (1492, 194902), (1748, 166358), (1784, 163001), (2984, 97451), (3496, 83179), (4237, 68632), (5129, 56696), (7087, 41032), (8474, 34316), (8579, 33896), (10258, 28348), (14174, 20516), (16948, 17158)]