238647420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2803}}^1$

素因数の和:2872

約数の個数: 144

約数和(自身を含む): 808359552

約数和(自身を除く): 569712132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 43, 44, 45, 55, 60, 66, 86, 90, 99, 110, 129, 132, 165, 172, 180, 198, 215, 220, 258, 330, 387, 396, 430, 473, 495, 516, 645, 660, 774, 860, 946, 990, 1290, 1419, 1548, 1892, 1935, 1980, 2365, 2580, 2803, 2838, 3870, 4257, 4730, 5606, 5676, 7095, 7740, 8409, 8514, 9460, 11212, 14015, 14190, 16818, 17028, 21285, 25227, 28030, 28380, 30833, 33636, 42045, 42570, 50454, 56060, 61666, 84090, 85140, 92499, 100908, 120529, 123332, 126135, 154165, 168180, 184998, 241058, 252270, 277497, 308330, 361587, 369996, 462495, 482116, 504540, 554994, 602645, 616660, 723174, 924990, 1084761, 1109988, 1205290, 1325819, 1387485, 1446348, 1807935, 1849980, 2169522, 2410580, 2651638, 2774970, 3615870, 3977457, 4339044, 5303276, 5423805, 5549940, 6629095, 7231740, 7954914, 10847610, 11932371, 13258190, 15909828, 19887285, 21695220, 23864742, 26516380, 39774570, 47729484, 59661855, 79549140, 119323710, 238647420]

約数ペア:

[(1, 238647420), (2, 119323710), (3, 79549140), (4, 59661855), (5, 47729484), (6, 39774570), (9, 26516380), (10, 23864742), (11, 21695220), (12, 19887285), (15, 15909828), (18, 13258190), (20, 11932371), (22, 10847610), (30, 7954914), (33, 7231740), (36, 6629095), (43, 5549940), (44, 5423805), (45, 5303276), (55, 4339044), (60, 3977457), (66, 3615870), (86, 2774970), (90, 2651638), (99, 2410580), (110, 2169522), (129, 1849980), (132, 1807935), (165, 1446348), (172, 1387485), (180, 1325819), (198, 1205290), (215, 1109988), (220, 1084761), (258, 924990), (330, 723174), (387, 616660), (396, 602645), (430, 554994), (473, 504540), (495, 482116), (516, 462495), (645, 369996), (660, 361587), (774, 308330), (860, 277497), (946, 252270), (990, 241058), (1290, 184998), (1419, 168180), (1548, 154165), (1892, 126135), (1935, 123332), (1980, 120529), (2365, 100908), (2580, 92499), (2803, 85140), (2838, 84090), (3870, 61666), (4257, 56060), (4730, 50454), (5606, 42570), (5676, 42045), (7095, 33636), (7740, 30833), (8409, 28380), (8514, 28030), (9460, 25227), (11212, 21285), (14015, 17028), (14190, 16818)]