387791820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1493}}^1$

素因数の和:1561

約数の個数: 192

約数和(自身を含む): 1335277440

約数和(自身を除く): 947485620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 37, 39, 45, 52, 54, 60, 65, 74, 78, 90, 108, 111, 117, 130, 135, 148, 156, 180, 185, 195, 222, 234, 260, 270, 333, 351, 370, 390, 444, 468, 481, 540, 555, 585, 666, 702, 740, 780, 962, 999, 1110, 1170, 1332, 1404, 1443, 1493, 1665, 1755, 1924, 1998, 2220, 2340, 2405, 2886, 2986, 3330, 3510, 3996, 4329, 4479, 4810, 4995, 5772, 5972, 6660, 7020, 7215, 7465, 8658, 8958, 9620, 9990, 12987, 13437, 14430, 14930, 17316, 17916, 19409, 19980, 21645, 22395, 25974, 26874, 28860, 29860, 38818, 40311, 43290, 44790, 51948, 53748, 55241, 58227, 64935, 67185, 77636, 80622, 86580, 89580, 97045, 110482, 116454, 129870, 134370, 161244, 165723, 174681, 194090, 201555, 220964, 232908, 259740, 268740, 276205, 291135, 331446, 349362, 388180, 403110, 497169, 524043, 552410, 582270, 662892, 698724, 718133, 806220, 828615, 873405, 994338, 1048086, 1104820, 1164540, 1436266, 1491507, 1657230, 1746810, 1988676, 2096172, 2154399, 2485845, 2620215, 2872532, 2983014, 3314460, 3493620, 3590665, 4308798, 4971690, 5240430, 5966028, 6463197, 7181330, 7457535, 8617596, 9943380, 10480860, 10771995, 12926394, 14362660, 14915070, 19389591, 21543990, 25852788, 29830140, 32315985, 38779182, 43087980, 64631970, 77558364, 96947955, 129263940, 193895910, 387791820]

約数ペア:

[(1, 387791820), (2, 193895910), (3, 129263940), (4, 96947955), (5, 77558364), (6, 64631970), (9, 43087980), (10, 38779182), (12, 32315985), (13, 29830140), (15, 25852788), (18, 21543990), (20, 19389591), (26, 14915070), (27, 14362660), (30, 12926394), (36, 10771995), (37, 10480860), (39, 9943380), (45, 8617596), (52, 7457535), (54, 7181330), (60, 6463197), (65, 5966028), (74, 5240430), (78, 4971690), (90, 4308798), (108, 3590665), (111, 3493620), (117, 3314460), (130, 2983014), (135, 2872532), (148, 2620215), (156, 2485845), (180, 2154399), (185, 2096172), (195, 1988676), (222, 1746810), (234, 1657230), (260, 1491507), (270, 1436266), (333, 1164540), (351, 1104820), (370, 1048086), (390, 994338), (444, 873405), (468, 828615), (481, 806220), (540, 718133), (555, 698724), (585, 662892), (666, 582270), (702, 552410), (740, 524043), (780, 497169), (962, 403110), (999, 388180), (1110, 349362), (1170, 331446), (1332, 291135), (1404, 276205), (1443, 268740), (1493, 259740), (1665, 232908), (1755, 220964), (1924, 201555), (1998, 194090), (2220, 174681), (2340, 165723), (2405, 161244), (2886, 134370), (2986, 129870), (3330, 116454), (3510, 110482), (3996, 97045), (4329, 89580), (4479, 86580), (4810, 80622), (4995, 77636), (5772, 67185), (5972, 64935), (6660, 58227), (7020, 55241), (7215, 53748), (7465, 51948), (8658, 44790), (8958, 43290), (9620, 40311), (9990, 38818), (12987, 29860), (13437, 28860), (14430, 26874), (14930, 25974), (17316, 22395), (17916, 21645), (19409, 19980)]