215107520

素因数分解:

$2^6\times 5^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:290

約数の個数: 112

約数和(自身を含む): 530595840

約数和(自身を除く): 315488320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 79, 80, 127, 134, 158, 160, 254, 268, 316, 320, 335, 395, 508, 536, 632, 635, 670, 790, 1016, 1072, 1264, 1270, 1340, 1580, 2032, 2144, 2528, 2540, 2680, 3160, 4064, 4288, 5056, 5080, 5293, 5360, 6320, 8128, 8509, 10033, 10160, 10586, 10720, 12640, 17018, 20066, 20320, 21172, 21440, 25280, 26465, 34036, 40132, 40640, 42344, 42545, 50165, 52930, 68072, 80264, 84688, 85090, 100330, 105860, 136144, 160528, 169376, 170180, 200660, 211720, 272288, 321056, 338752, 340360, 401320, 423440, 544576, 642112, 672211, 680720, 802640, 846880, 1344422, 1361440, 1605280, 1693760, 2688844, 2722880, 3210560, 3361055, 5377688, 6722110, 10755376, 13444220, 21510752, 26888440, 43021504, 53776880, 107553760, 215107520]

約数ペア:

[(1, 215107520), (2, 107553760), (4, 53776880), (5, 43021504), (8, 26888440), (10, 21510752), (16, 13444220), (20, 10755376), (32, 6722110), (40, 5377688), (64, 3361055), (67, 3210560), (79, 2722880), (80, 2688844), (127, 1693760), (134, 1605280), (158, 1361440), (160, 1344422), (254, 846880), (268, 802640), (316, 680720), (320, 672211), (335, 642112), (395, 544576), (508, 423440), (536, 401320), (632, 340360), (635, 338752), (670, 321056), (790, 272288), (1016, 211720), (1072, 200660), (1264, 170180), (1270, 169376), (1340, 160528), (1580, 136144), (2032, 105860), (2144, 100330), (2528, 85090), (2540, 84688), (2680, 80264), (3160, 68072), (4064, 52930), (4288, 50165), (5056, 42545), (5080, 42344), (5293, 40640), (5360, 40132), (6320, 34036), (8128, 26465), (8509, 25280), (10033, 21440), (10160, 21172), (10586, 20320), (10720, 20066), (12640, 17018)]