213919320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{433}}^1$

素因数の和:649

約数の個数: 128

約数和(自身を含む): 674956800

約数和(自身を除く): 461037480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 179, 184, 230, 276, 345, 358, 433, 460, 537, 552, 690, 716, 866, 895, 920, 1074, 1299, 1380, 1432, 1732, 1790, 2148, 2165, 2598, 2685, 2760, 3464, 3580, 4117, 4296, 4330, 5196, 5370, 6495, 7160, 8234, 8660, 9959, 10392, 10740, 12351, 12990, 16468, 17320, 19918, 20585, 21480, 24702, 25980, 29877, 32936, 39836, 41170, 49404, 49795, 51960, 59754, 61755, 77507, 79672, 82340, 98808, 99590, 119508, 123510, 149385, 155014, 164680, 199180, 232521, 239016, 247020, 298770, 310028, 387535, 398360, 465042, 494040, 597540, 620056, 775070, 930084, 1162605, 1195080, 1550140, 1782661, 1860168, 2325210, 3100280, 3565322, 4650420, 5347983, 7130644, 8913305, 9300840, 10695966, 14261288, 17826610, 21391932, 26739915, 35653220, 42783864, 53479830, 71306440, 106959660, 213919320]

約数ペア:

[(1, 213919320), (2, 106959660), (3, 71306440), (4, 53479830), (5, 42783864), (6, 35653220), (8, 26739915), (10, 21391932), (12, 17826610), (15, 14261288), (20, 10695966), (23, 9300840), (24, 8913305), (30, 7130644), (40, 5347983), (46, 4650420), (60, 3565322), (69, 3100280), (92, 2325210), (115, 1860168), (120, 1782661), (138, 1550140), (179, 1195080), (184, 1162605), (230, 930084), (276, 775070), (345, 620056), (358, 597540), (433, 494040), (460, 465042), (537, 398360), (552, 387535), (690, 310028), (716, 298770), (866, 247020), (895, 239016), (920, 232521), (1074, 199180), (1299, 164680), (1380, 155014), (1432, 149385), (1732, 123510), (1790, 119508), (2148, 99590), (2165, 98808), (2598, 82340), (2685, 79672), (2760, 77507), (3464, 61755), (3580, 59754), (4117, 51960), (4296, 49795), (4330, 49404), (5196, 41170), (5370, 39836), (6495, 32936), (7160, 29877), (8234, 25980), (8660, 24702), (9959, 21480), (10392, 20585), (10740, 19918), (12351, 17320), (12990, 16468)]