1489795380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{467}}^1\times {\mathrm{479}}^1$

素因数の和:998

約数の個数: 144

約数和(自身を含む): 4660830720

約数和(自身を除く): 3171035340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 467, 479, 555, 666, 740, 934, 958, 1110, 1332, 1401, 1437, 1665, 1868, 1916, 2220, 2335, 2395, 2802, 2874, 3330, 4203, 4311, 4670, 4790, 5604, 5748, 6660, 7005, 7185, 8406, 8622, 9340, 9580, 14010, 14370, 16812, 17244, 17279, 17723, 21015, 21555, 28020, 28740, 34558, 35446, 42030, 43110, 51837, 53169, 69116, 70892, 84060, 86220, 86395, 88615, 103674, 106338, 155511, 159507, 172790, 177230, 207348, 212676, 223693, 259185, 265845, 311022, 319014, 345580, 354460, 447386, 518370, 531690, 622044, 638028, 671079, 777555, 797535, 894772, 1036740, 1063380, 1118465, 1342158, 1555110, 1595070, 2013237, 2236930, 2684316, 3110220, 3190140, 3355395, 4026474, 4473860, 6710790, 8052948, 8276641, 10066185, 13421580, 16553282, 20132370, 24829923, 33106564, 40264740, 41383205, 49659846, 74489769, 82766410, 99319692, 124149615, 148979538, 165532820, 248299230, 297959076, 372448845, 496598460, 744897690, 1489795380]

約数ペア:

[(1, 1489795380), (2, 744897690), (3, 496598460), (4, 372448845), (5, 297959076), (6, 248299230), (9, 165532820), (10, 148979538), (12, 124149615), (15, 99319692), (18, 82766410), (20, 74489769), (30, 49659846), (36, 41383205), (37, 40264740), (45, 33106564), (60, 24829923), (74, 20132370), (90, 16553282), (111, 13421580), (148, 10066185), (180, 8276641), (185, 8052948), (222, 6710790), (333, 4473860), (370, 4026474), (444, 3355395), (467, 3190140), (479, 3110220), (555, 2684316), (666, 2236930), (740, 2013237), (934, 1595070), (958, 1555110), (1110, 1342158), (1332, 1118465), (1401, 1063380), (1437, 1036740), (1665, 894772), (1868, 797535), (1916, 777555), (2220, 671079), (2335, 638028), (2395, 622044), (2802, 531690), (2874, 518370), (3330, 447386), (4203, 354460), (4311, 345580), (4670, 319014), (4790, 311022), (5604, 265845), (5748, 259185), (6660, 223693), (7005, 212676), (7185, 207348), (8406, 177230), (8622, 172790), (9340, 159507), (9580, 155511), (14010, 106338), (14370, 103674), (16812, 88615), (17244, 86395), (17279, 86220), (17723, 84060), (21015, 70892), (21555, 69116), (28020, 53169), (28740, 51837), (34558, 43110), (35446, 42030)]