66199980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:149

約数の個数: 288

約数和(自身を含む): 248209920

約数和(自身を除く): 182009940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 23, 28, 30, 33, 35, 42, 44, 46, 49, 55, 60, 66, 69, 70, 77, 84, 89, 92, 98, 105, 110, 115, 132, 138, 140, 147, 154, 161, 165, 178, 196, 210, 220, 230, 231, 245, 253, 267, 276, 294, 308, 322, 330, 345, 356, 385, 420, 445, 460, 462, 483, 490, 506, 534, 539, 588, 623, 644, 660, 690, 735, 759, 770, 805, 890, 924, 966, 979, 980, 1012, 1068, 1078, 1127, 1155, 1246, 1265, 1335, 1380, 1470, 1518, 1540, 1610, 1617, 1771, 1780, 1869, 1932, 1958, 2047, 2156, 2254, 2310, 2415, 2492, 2530, 2670, 2695, 2937, 2940, 3036, 3115, 3220, 3234, 3381, 3542, 3738, 3795, 3916, 4094, 4361, 4508, 4620, 4830, 4895, 5060, 5313, 5340, 5390, 5635, 5874, 6141, 6230, 6468, 6762, 6853, 7084, 7476, 7590, 8085, 8188, 8722, 8855, 9345, 9660, 9790, 10235, 10626, 10780, 11270, 11748, 12282, 12397, 12460, 13083, 13524, 13706, 14329, 14685, 15180, 16170, 16905, 17444, 17710, 18690, 19580, 20470, 20559, 21252, 21805, 22517, 22540, 24564, 24794, 26166, 26565, 27412, 28658, 29370, 30705, 32340, 33810, 34265, 35420, 37191, 37380, 40940, 41118, 42987, 43610, 45034, 47971, 49588, 52332, 53130, 57316, 58740, 61410, 61985, 65415, 67551, 67620, 68530, 71645, 74382, 82236, 85974, 87220, 90068, 95942, 100303, 102795, 106260, 112585, 122820, 123970, 130830, 135102, 137060, 143290, 143913, 148764, 157619, 171948, 185955, 191884, 200606, 205590, 214935, 225170, 239855, 247940, 261660, 270204, 286580, 287826, 300909, 315238, 337755, 371910, 401212, 411180, 429870, 450340, 472857, 479710, 501515, 575652, 601818, 630476, 675510, 719565, 743820, 788095, 859740, 945714, 959420, 1003030, 1103333, 1203636, 1351020, 1439130, 1504545, 1576190, 1891428, 2006060, 2206666, 2364285, 2878260, 3009090, 3152380, 3309999, 4413332, 4728570, 5516665, 6018180, 6619998, 9457140, 11033330, 13239996, 16549995, 22066660, 33099990, 66199980]

約数ペア:

[(1, 66199980), (2, 33099990), (3, 22066660), (4, 16549995), (5, 13239996), (6, 11033330), (7, 9457140), (10, 6619998), (11, 6018180), (12, 5516665), (14, 4728570), (15, 4413332), (20, 3309999), (21, 3152380), (22, 3009090), (23, 2878260), (28, 2364285), (30, 2206666), (33, 2006060), (35, 1891428), (42, 1576190), (44, 1504545), (46, 1439130), (49, 1351020), (55, 1203636), (60, 1103333), (66, 1003030), (69, 959420), (70, 945714), (77, 859740), (84, 788095), (89, 743820), (92, 719565), (98, 675510), (105, 630476), (110, 601818), (115, 575652), (132, 501515), (138, 479710), (140, 472857), (147, 450340), (154, 429870), (161, 411180), (165, 401212), (178, 371910), (196, 337755), (210, 315238), (220, 300909), (230, 287826), (231, 286580), (245, 270204), (253, 261660), (267, 247940), (276, 239855), (294, 225170), (308, 214935), (322, 205590), (330, 200606), (345, 191884), (356, 185955), (385, 171948), (420, 157619), (445, 148764), (460, 143913), (462, 143290), (483, 137060), (490, 135102), (506, 130830), (534, 123970), (539, 122820), (588, 112585), (623, 106260), (644, 102795), (660, 100303), (690, 95942), (735, 90068), (759, 87220), (770, 85974), (805, 82236), (890, 74382), (924, 71645), (966, 68530), (979, 67620), (980, 67551), (1012, 65415), (1068, 61985), (1078, 61410), (1127, 58740), (1155, 57316), (1246, 53130), (1265, 52332), (1335, 49588), (1380, 47971), (1470, 45034), (1518, 43610), (1540, 42987), (1610, 41118), (1617, 40940), (1771, 37380), (1780, 37191), (1869, 35420), (1932, 34265), (1958, 33810), (2047, 32340), (2156, 30705), (2254, 29370), (2310, 28658), (2415, 27412), (2492, 26565), (2530, 26166), (2670, 24794), (2695, 24564), (2937, 22540), (2940, 22517), (3036, 21805), (3115, 21252), (3220, 20559), (3234, 20470), (3381, 19580), (3542, 18690), (3738, 17710), (3795, 17444), (3916, 16905), (4094, 16170), (4361, 15180), (4508, 14685), (4620, 14329), (4830, 13706), (4895, 13524), (5060, 13083), (5313, 12460), (5340, 12397), (5390, 12282), (5635, 11748), (5874, 11270), (6141, 10780), (6230, 10626), (6468, 10235), (6762, 9790), (6853, 9660), (7084, 9345), (7476, 8855), (7590, 8722), (8085, 8188)]