221044720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{9241}}^1$

素因数の和:9290

約数の個数: 80

約数和(自身を含む): 577588032

約数和(自身を除く): 356543312

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 130, 184, 208, 230, 260, 299, 368, 460, 520, 598, 920, 1040, 1196, 1495, 1840, 2392, 2990, 4784, 5980, 9241, 11960, 18482, 23920, 36964, 46205, 73928, 92410, 120133, 147856, 184820, 212543, 240266, 369640, 425086, 480532, 600665, 739280, 850172, 961064, 1062715, 1201330, 1700344, 1922128, 2125430, 2402660, 2763059, 3400688, 4250860, 4805320, 5526118, 8501720, 9610640, 11052236, 13815295, 17003440, 22104472, 27630590, 44208944, 55261180, 110522360, 221044720]

約数ペア:

[(1, 221044720), (2, 110522360), (4, 55261180), (5, 44208944), (8, 27630590), (10, 22104472), (13, 17003440), (16, 13815295), (20, 11052236), (23, 9610640), (26, 8501720), (40, 5526118), (46, 4805320), (52, 4250860), (65, 3400688), (80, 2763059), (92, 2402660), (104, 2125430), (115, 1922128), (130, 1700344), (184, 1201330), (208, 1062715), (230, 961064), (260, 850172), (299, 739280), (368, 600665), (460, 480532), (520, 425086), (598, 369640), (920, 240266), (1040, 212543), (1196, 184820), (1495, 147856), (1840, 120133), (2392, 92410), (2990, 73928), (4784, 46205), (5980, 36964), (9241, 23920), (11960, 18482)]