66225280

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1$

素因数の和:462

約数の個数: 128

約数和(自身を含む): 180662400

約数和(自身を除く): 114437120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 32, 40, 44, 46, 55, 64, 80, 88, 92, 110, 115, 128, 160, 176, 184, 220, 230, 253, 320, 352, 368, 409, 440, 460, 506, 640, 704, 736, 818, 880, 920, 1012, 1265, 1408, 1472, 1636, 1760, 1840, 2024, 2045, 2530, 2944, 3272, 3520, 3680, 4048, 4090, 4499, 5060, 6544, 7040, 7360, 8096, 8180, 8998, 9407, 10120, 13088, 14720, 16192, 16360, 17996, 18814, 20240, 22495, 26176, 32384, 32720, 35992, 37628, 40480, 44990, 47035, 52352, 65440, 71984, 75256, 80960, 89980, 94070, 103477, 130880, 143968, 150512, 161920, 179960, 188140, 206954, 261760, 287936, 301024, 359920, 376280, 413908, 517385, 575872, 602048, 719840, 752560, 827816, 1034770, 1204096, 1439680, 1505120, 1655632, 2069540, 2879360, 3010240, 3311264, 4139080, 6020480, 6622528, 8278160, 13245056, 16556320, 33112640, 66225280]

約数ペア:

[(1, 66225280), (2, 33112640), (4, 16556320), (5, 13245056), (8, 8278160), (10, 6622528), (11, 6020480), (16, 4139080), (20, 3311264), (22, 3010240), (23, 2879360), (32, 2069540), (40, 1655632), (44, 1505120), (46, 1439680), (55, 1204096), (64, 1034770), (80, 827816), (88, 752560), (92, 719840), (110, 602048), (115, 575872), (128, 517385), (160, 413908), (176, 376280), (184, 359920), (220, 301024), (230, 287936), (253, 261760), (320, 206954), (352, 188140), (368, 179960), (409, 161920), (440, 150512), (460, 143968), (506, 130880), (640, 103477), (704, 94070), (736, 89980), (818, 80960), (880, 75256), (920, 71984), (1012, 65440), (1265, 52352), (1408, 47035), (1472, 44990), (1636, 40480), (1760, 37628), (1840, 35992), (2024, 32720), (2045, 32384), (2530, 26176), (2944, 22495), (3272, 20240), (3520, 18814), (3680, 17996), (4048, 16360), (4090, 16192), (4499, 14720), (5060, 13088), (6544, 10120), (7040, 9407), (7360, 8998), (8096, 8180)]