219298100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:354

約数の個数: 144

約数和(自身を含む): 580462848

約数和(自身を除く): 361164748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 35, 46, 50, 53, 70, 92, 100, 106, 115, 140, 161, 175, 212, 230, 257, 265, 322, 350, 371, 460, 514, 530, 575, 644, 700, 742, 805, 1028, 1060, 1150, 1219, 1285, 1325, 1484, 1610, 1799, 1855, 2300, 2438, 2570, 2650, 3220, 3598, 3710, 4025, 4876, 5140, 5300, 5911, 6095, 6425, 7196, 7420, 8050, 8533, 8995, 9275, 11822, 12190, 12850, 13621, 16100, 17066, 17990, 18550, 23644, 24380, 25700, 27242, 29555, 30475, 34132, 35980, 37100, 41377, 42665, 44975, 54484, 59110, 60950, 68105, 82754, 85330, 89950, 95347, 118220, 121900, 136210, 147775, 165508, 170660, 179900, 190694, 206885, 213325, 272420, 295550, 313283, 340525, 381388, 413770, 426650, 476735, 591100, 626566, 681050, 827540, 853300, 953470, 1034425, 1253132, 1362100, 1566415, 1906940, 2068850, 2192981, 2383675, 3132830, 4137700, 4385962, 4767350, 6265660, 7832075, 8771924, 9534700, 10964905, 15664150, 21929810, 31328300, 43859620, 54824525, 109649050, 219298100]

約数ペア:

[(1, 219298100), (2, 109649050), (4, 54824525), (5, 43859620), (7, 31328300), (10, 21929810), (14, 15664150), (20, 10964905), (23, 9534700), (25, 8771924), (28, 7832075), (35, 6265660), (46, 4767350), (50, 4385962), (53, 4137700), (70, 3132830), (92, 2383675), (100, 2192981), (106, 2068850), (115, 1906940), (140, 1566415), (161, 1362100), (175, 1253132), (212, 1034425), (230, 953470), (257, 853300), (265, 827540), (322, 681050), (350, 626566), (371, 591100), (460, 476735), (514, 426650), (530, 413770), (575, 381388), (644, 340525), (700, 313283), (742, 295550), (805, 272420), (1028, 213325), (1060, 206885), (1150, 190694), (1219, 179900), (1285, 170660), (1325, 165508), (1484, 147775), (1610, 136210), (1799, 121900), (1855, 118220), (2300, 95347), (2438, 89950), (2570, 85330), (2650, 82754), (3220, 68105), (3598, 60950), (3710, 59110), (4025, 54484), (4876, 44975), (5140, 42665), (5300, 41377), (5911, 37100), (6095, 35980), (6425, 34132), (7196, 30475), (7420, 29555), (8050, 27242), (8533, 25700), (8995, 24380), (9275, 23644), (11822, 18550), (12190, 17990), (12850, 17066), (13621, 16100)]