348545280

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{653}}^1$

素因数の和:816

約数の個数: 144

約数和(自身を含む): 1122891840

約数和(自身を除く): 774346560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 139, 160, 192, 240, 256, 278, 320, 384, 417, 480, 556, 640, 653, 695, 768, 834, 960, 1112, 1280, 1306, 1390, 1668, 1920, 1959, 2085, 2224, 2612, 2780, 3265, 3336, 3840, 3918, 4170, 4448, 5224, 5560, 6530, 6672, 7836, 8340, 8896, 9795, 10448, 11120, 13060, 13344, 15672, 16680, 17792, 19590, 20896, 22240, 26120, 26688, 31344, 33360, 35584, 39180, 41792, 44480, 52240, 53376, 62688, 66720, 78360, 83584, 88960, 90767, 104480, 106752, 125376, 133440, 156720, 167168, 177920, 181534, 208960, 250752, 266880, 272301, 313440, 363068, 417920, 453835, 501504, 533760, 544602, 626880, 726136, 835840, 907670, 1089204, 1253760, 1361505, 1452272, 1815340, 2178408, 2507520, 2723010, 2904544, 3630680, 4356816, 5446020, 5809088, 7261360, 8713632, 10892040, 11618176, 14522720, 17427264, 21784080, 23236352, 29045440, 34854528, 43568160, 58090880, 69709056, 87136320, 116181760, 174272640, 348545280]

約数ペア:

[(1, 348545280), (2, 174272640), (3, 116181760), (4, 87136320), (5, 69709056), (6, 58090880), (8, 43568160), (10, 34854528), (12, 29045440), (15, 23236352), (16, 21784080), (20, 17427264), (24, 14522720), (30, 11618176), (32, 10892040), (40, 8713632), (48, 7261360), (60, 5809088), (64, 5446020), (80, 4356816), (96, 3630680), (120, 2904544), (128, 2723010), (139, 2507520), (160, 2178408), (192, 1815340), (240, 1452272), (256, 1361505), (278, 1253760), (320, 1089204), (384, 907670), (417, 835840), (480, 726136), (556, 626880), (640, 544602), (653, 533760), (695, 501504), (768, 453835), (834, 417920), (960, 363068), (1112, 313440), (1280, 272301), (1306, 266880), (1390, 250752), (1668, 208960), (1920, 181534), (1959, 177920), (2085, 167168), (2224, 156720), (2612, 133440), (2780, 125376), (3265, 106752), (3336, 104480), (3840, 90767), (3918, 88960), (4170, 83584), (4448, 78360), (5224, 66720), (5560, 62688), (6530, 53376), (6672, 52240), (7836, 44480), (8340, 41792), (8896, 39180), (9795, 35584), (10448, 33360), (11120, 31344), (13060, 26688), (13344, 26120), (15672, 22240), (16680, 20896), (17792, 19590)]