221272880

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{2269}}^1$

素因数の和:2358

約数の個数: 80

約数和(自身を含む): 547197120

約数和(自身を除く): 325924240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 53, 80, 92, 106, 115, 184, 212, 230, 265, 368, 424, 460, 530, 848, 920, 1060, 1219, 1840, 2120, 2269, 2438, 4240, 4538, 4876, 6095, 9076, 9752, 11345, 12190, 18152, 19504, 22690, 24380, 36304, 45380, 48760, 52187, 90760, 97520, 104374, 120257, 181520, 208748, 240514, 260935, 417496, 481028, 521870, 601285, 834992, 962056, 1043740, 1202570, 1924112, 2087480, 2405140, 2765911, 4174960, 4810280, 5531822, 9620560, 11063644, 13829555, 22127288, 27659110, 44254576, 55318220, 110636440, 221272880]

約数ペア:

[(1, 221272880), (2, 110636440), (4, 55318220), (5, 44254576), (8, 27659110), (10, 22127288), (16, 13829555), (20, 11063644), (23, 9620560), (40, 5531822), (46, 4810280), (53, 4174960), (80, 2765911), (92, 2405140), (106, 2087480), (115, 1924112), (184, 1202570), (212, 1043740), (230, 962056), (265, 834992), (368, 601285), (424, 521870), (460, 481028), (530, 417496), (848, 260935), (920, 240514), (1060, 208748), (1219, 181520), (1840, 120257), (2120, 104374), (2269, 97520), (2438, 90760), (4240, 52187), (4538, 48760), (4876, 45380), (6095, 36304), (9076, 24380), (9752, 22690), (11345, 19504), (12190, 18152)]