64843240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{569}}^1$

素因数の和:635

約数の個数: 128

約数和(自身を含む): 187142400

約数和(自身を除く): 122299160

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 37, 40, 44, 55, 56, 70, 74, 77, 88, 110, 140, 148, 154, 185, 220, 259, 280, 296, 308, 370, 385, 407, 440, 518, 569, 616, 740, 770, 814, 1036, 1138, 1295, 1480, 1540, 1628, 2035, 2072, 2276, 2590, 2845, 2849, 3080, 3256, 3983, 4070, 4552, 5180, 5690, 5698, 6259, 7966, 8140, 10360, 11380, 11396, 12518, 14245, 15932, 16280, 19915, 21053, 22760, 22792, 25036, 28490, 31295, 31864, 39830, 42106, 43813, 50072, 56980, 62590, 79660, 84212, 87626, 105265, 113960, 125180, 147371, 159320, 168424, 175252, 210530, 219065, 231583, 250360, 294742, 350504, 421060, 438130, 463166, 589484, 736855, 842120, 876260, 926332, 1157915, 1178968, 1473710, 1621081, 1752520, 1852664, 2315830, 2947420, 3242162, 4631660, 5894840, 6484324, 8105405, 9263320, 12968648, 16210810, 32421620, 64843240]

約数ペア:

[(1, 64843240), (2, 32421620), (4, 16210810), (5, 12968648), (7, 9263320), (8, 8105405), (10, 6484324), (11, 5894840), (14, 4631660), (20, 3242162), (22, 2947420), (28, 2315830), (35, 1852664), (37, 1752520), (40, 1621081), (44, 1473710), (55, 1178968), (56, 1157915), (70, 926332), (74, 876260), (77, 842120), (88, 736855), (110, 589484), (140, 463166), (148, 438130), (154, 421060), (185, 350504), (220, 294742), (259, 250360), (280, 231583), (296, 219065), (308, 210530), (370, 175252), (385, 168424), (407, 159320), (440, 147371), (518, 125180), (569, 113960), (616, 105265), (740, 87626), (770, 84212), (814, 79660), (1036, 62590), (1138, 56980), (1295, 50072), (1480, 43813), (1540, 42106), (1628, 39830), (2035, 31864), (2072, 31295), (2276, 28490), (2590, 25036), (2845, 22792), (2849, 22760), (3080, 21053), (3256, 19915), (3983, 16280), (4070, 15932), (4552, 14245), (5180, 12518), (5690, 11396), (5698, 11380), (6259, 10360), (7966, 8140)]