20378772180

素因数分解:

$2^2\times 3^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{35839}}^1$

素因数の和:35882

約数の個数: 192

約数和(自身を含む): 69122457600

約数和(自身を除く): 48743685420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 117, 130, 135, 156, 162, 180, 195, 234, 243, 260, 270, 324, 351, 390, 405, 468, 486, 540, 585, 702, 729, 780, 810, 972, 1053, 1170, 1215, 1404, 1458, 1620, 1755, 2106, 2187, 2340, 2430, 2916, 3159, 3510, 3645, 4212, 4374, 4860, 5265, 6318, 7020, 7290, 8748, 9477, 10530, 10935, 12636, 14580, 15795, 18954, 21060, 21870, 28431, 31590, 35839, 37908, 43740, 47385, 56862, 63180, 71678, 94770, 107517, 113724, 142155, 143356, 179195, 189540, 215034, 284310, 322551, 358390, 430068, 465907, 537585, 568620, 645102, 716780, 931814, 967653, 1075170, 1290204, 1397721, 1612755, 1863628, 1935306, 2150340, 2329535, 2795442, 2902959, 3225510, 3870612, 4193163, 4659070, 4838265, 5590884, 5805918, 6451020, 6988605, 8386326, 8708877, 9318140, 9676530, 11611836, 12579489, 13977210, 14514795, 16772652, 17417754, 19353060, 20965815, 25158978, 26126631, 27954420, 29029590, 34835508, 37738467, 41931630, 43544385, 50317956, 52253262, 58059180, 62897445, 75476934, 78379893, 83863260, 87088770, 104506524, 113215401, 125794890, 130633155, 150953868, 156759786, 174177540, 188692335, 226430802, 251589780, 261266310, 313519572, 339646203, 377384670, 391899465, 452861604, 522532620, 566077005, 679292406, 754769340, 783798930, 1018938609, 1132154010, 1358584812, 1567597860, 1698231015, 2037877218, 2264308020, 3396462030, 4075754436, 5094693045, 6792924060, 10189386090, 20378772180]

約数ペア:

[(1, 20378772180), (2, 10189386090), (3, 6792924060), (4, 5094693045), (5, 4075754436), (6, 3396462030), (9, 2264308020), (10, 2037877218), (12, 1698231015), (13, 1567597860), (15, 1358584812), (18, 1132154010), (20, 1018938609), (26, 783798930), (27, 754769340), (30, 679292406), (36, 566077005), (39, 522532620), (45, 452861604), (52, 391899465), (54, 377384670), (60, 339646203), (65, 313519572), (78, 261266310), (81, 251589780), (90, 226430802), (108, 188692335), (117, 174177540), (130, 156759786), (135, 150953868), (156, 130633155), (162, 125794890), (180, 113215401), (195, 104506524), (234, 87088770), (243, 83863260), (260, 78379893), (270, 75476934), (324, 62897445), (351, 58059180), (390, 52253262), (405, 50317956), (468, 43544385), (486, 41931630), (540, 37738467), (585, 34835508), (702, 29029590), (729, 27954420), (780, 26126631), (810, 25158978), (972, 20965815), (1053, 19353060), (1170, 17417754), (1215, 16772652), (1404, 14514795), (1458, 13977210), (1620, 12579489), (1755, 11611836), (2106, 9676530), (2187, 9318140), (2340, 8708877), (2430, 8386326), (2916, 6988605), (3159, 6451020), (3510, 5805918), (3645, 5590884), (4212, 4838265), (4374, 4659070), (4860, 4193163), (5265, 3870612), (6318, 3225510), (7020, 2902959), (7290, 2795442), (8748, 2329535), (9477, 2150340), (10530, 1935306), (10935, 1863628), (12636, 1612755), (14580, 1397721), (15795, 1290204), (18954, 1075170), (21060, 967653), (21870, 931814), (28431, 716780), (31590, 645102), (35839, 568620), (37908, 537585), (43740, 465907), (47385, 430068), (56862, 358390), (63180, 322551), (71678, 284310), (94770, 215034), (107517, 189540), (113724, 179195), (142155, 143356)]