66938280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{307}}^1$

素因数の和:423

約数の個数: 128

約数和(自身を含む): 212889600

約数和(自身を除く): 145951320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 79, 92, 115, 120, 138, 158, 184, 230, 237, 276, 307, 316, 345, 395, 460, 474, 552, 614, 632, 690, 790, 920, 921, 948, 1185, 1228, 1380, 1535, 1580, 1817, 1842, 1896, 2370, 2456, 2760, 3070, 3160, 3634, 3684, 4605, 4740, 5451, 6140, 7061, 7268, 7368, 9085, 9210, 9480, 10902, 12280, 14122, 14536, 18170, 18420, 21183, 21804, 24253, 27255, 28244, 35305, 36340, 36840, 42366, 43608, 48506, 54510, 56488, 70610, 72680, 72759, 84732, 97012, 105915, 109020, 121265, 141220, 145518, 169464, 194024, 211830, 218040, 242530, 282440, 291036, 363795, 423660, 485060, 557819, 582072, 727590, 847320, 970120, 1115638, 1455180, 1673457, 2231276, 2789095, 2910360, 3346914, 4462552, 5578190, 6693828, 8367285, 11156380, 13387656, 16734570, 22312760, 33469140, 66938280]

約数ペア:

[(1, 66938280), (2, 33469140), (3, 22312760), (4, 16734570), (5, 13387656), (6, 11156380), (8, 8367285), (10, 6693828), (12, 5578190), (15, 4462552), (20, 3346914), (23, 2910360), (24, 2789095), (30, 2231276), (40, 1673457), (46, 1455180), (60, 1115638), (69, 970120), (79, 847320), (92, 727590), (115, 582072), (120, 557819), (138, 485060), (158, 423660), (184, 363795), (230, 291036), (237, 282440), (276, 242530), (307, 218040), (316, 211830), (345, 194024), (395, 169464), (460, 145518), (474, 141220), (552, 121265), (614, 109020), (632, 105915), (690, 97012), (790, 84732), (920, 72759), (921, 72680), (948, 70610), (1185, 56488), (1228, 54510), (1380, 48506), (1535, 43608), (1580, 42366), (1817, 36840), (1842, 36340), (1896, 35305), (2370, 28244), (2456, 27255), (2760, 24253), (3070, 21804), (3160, 21183), (3634, 18420), (3684, 18170), (4605, 14536), (4740, 14122), (5451, 12280), (6140, 10902), (7061, 9480), (7268, 9210), (7368, 9085)]