18087993280

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{18911}}^1$

素因数の和:19003

約数の個数: 168

約数和(自身を含む): 50928276096

約数和(自身を除く): 32840282816

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 61, 64, 70, 80, 98, 112, 122, 140, 160, 196, 224, 244, 245, 280, 305, 320, 392, 427, 448, 488, 490, 560, 610, 784, 854, 976, 980, 1120, 1220, 1568, 1708, 1952, 1960, 2135, 2240, 2440, 2989, 3136, 3416, 3904, 3920, 4270, 4880, 5978, 6832, 7840, 8540, 9760, 11956, 13664, 14945, 15680, 17080, 18911, 19520, 23912, 27328, 29890, 34160, 37822, 47824, 59780, 68320, 75644, 94555, 95648, 119560, 132377, 136640, 151288, 189110, 191296, 239120, 264754, 302576, 378220, 478240, 529508, 605152, 661885, 756440, 926639, 956480, 1059016, 1153571, 1210304, 1323770, 1512880, 1853278, 2118032, 2307142, 2647540, 3025760, 3706556, 4236064, 4614284, 4633195, 5295080, 5767855, 6051520, 7413112, 8074997, 8472128, 9228568, 9266390, 10590160, 11535710, 14826224, 16149994, 18457136, 18532780, 21180320, 23071420, 29652448, 32299988, 36914272, 37065560, 40374985, 42360640, 46142840, 56524979, 59304896, 64599976, 73828544, 74131120, 80749970, 92285680, 113049958, 129199952, 148262240, 161499940, 184571360, 226099916, 258399904, 282624895, 296524480, 322999880, 369142720, 452199832, 516799808, 565249790, 645999760, 904399664, 1130499580, 1291999520, 1808799328, 2260999160, 2583999040, 3617598656, 4521998320, 9043996640, 18087993280]

約数ペア:

[(1, 18087993280), (2, 9043996640), (4, 4521998320), (5, 3617598656), (7, 2583999040), (8, 2260999160), (10, 1808799328), (14, 1291999520), (16, 1130499580), (20, 904399664), (28, 645999760), (32, 565249790), (35, 516799808), (40, 452199832), (49, 369142720), (56, 322999880), (61, 296524480), (64, 282624895), (70, 258399904), (80, 226099916), (98, 184571360), (112, 161499940), (122, 148262240), (140, 129199952), (160, 113049958), (196, 92285680), (224, 80749970), (244, 74131120), (245, 73828544), (280, 64599976), (305, 59304896), (320, 56524979), (392, 46142840), (427, 42360640), (448, 40374985), (488, 37065560), (490, 36914272), (560, 32299988), (610, 29652448), (784, 23071420), (854, 21180320), (976, 18532780), (980, 18457136), (1120, 16149994), (1220, 14826224), (1568, 11535710), (1708, 10590160), (1952, 9266390), (1960, 9228568), (2135, 8472128), (2240, 8074997), (2440, 7413112), (2989, 6051520), (3136, 5767855), (3416, 5295080), (3904, 4633195), (3920, 4614284), (4270, 4236064), (4880, 3706556), (5978, 3025760), (6832, 2647540), (7840, 2307142), (8540, 2118032), (9760, 1853278), (11956, 1512880), (13664, 1323770), (14945, 1210304), (15680, 1153571), (17080, 1059016), (18911, 956480), (19520, 926639), (23912, 756440), (27328, 661885), (29890, 605152), (34160, 529508), (37822, 478240), (47824, 378220), (59780, 302576), (68320, 264754), (75644, 239120), (94555, 191296), (95648, 189110), (119560, 151288), (132377, 136640)]