20180351880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1437347}}^1$

素因数の和:1437380

約数の個数: 128

約数和(自身を含む): 72442339200

約数和(自身を除く): 52261987320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 117, 120, 130, 135, 156, 180, 195, 216, 234, 260, 270, 312, 351, 360, 390, 468, 520, 540, 585, 702, 780, 936, 1080, 1170, 1404, 1560, 1755, 2340, 2808, 3510, 4680, 7020, 14040, 1437347, 2874694, 4312041, 5749388, 7186735, 8624082, 11498776, 12936123, 14373470, 17248164, 18685511, 21560205, 25872246, 28746940, 34496328, 37371022, 38808369, 43120410, 51744492, 56056533, 57493880, 64680615, 74742044, 77616738, 86240820, 93427555, 103488984, 112113066, 129361230, 149484088, 155233476, 168169599, 172481640, 186855110, 194041845, 224226132, 258722460, 280282665, 310466952, 336339198, 373710220, 388083690, 448452264, 504508797, 517444920, 560565330, 672678396, 747420440, 776167380, 840847995, 1009017594, 1121130660, 1345356792, 1552334760, 1681695990, 2018035188, 2242261320, 2522543985, 3363391980, 4036070376, 5045087970, 6726783960, 10090175940, 20180351880]

約数ペア:

[(1, 20180351880), (2, 10090175940), (3, 6726783960), (4, 5045087970), (5, 4036070376), (6, 3363391980), (8, 2522543985), (9, 2242261320), (10, 2018035188), (12, 1681695990), (13, 1552334760), (15, 1345356792), (18, 1121130660), (20, 1009017594), (24, 840847995), (26, 776167380), (27, 747420440), (30, 672678396), (36, 560565330), (39, 517444920), (40, 504508797), (45, 448452264), (52, 388083690), (54, 373710220), (60, 336339198), (65, 310466952), (72, 280282665), (78, 258722460), (90, 224226132), (104, 194041845), (108, 186855110), (117, 172481640), (120, 168169599), (130, 155233476), (135, 149484088), (156, 129361230), (180, 112113066), (195, 103488984), (216, 93427555), (234, 86240820), (260, 77616738), (270, 74742044), (312, 64680615), (351, 57493880), (360, 56056533), (390, 51744492), (468, 43120410), (520, 38808369), (540, 37371022), (585, 34496328), (702, 28746940), (780, 25872246), (936, 21560205), (1080, 18685511), (1170, 17248164), (1404, 14373470), (1560, 12936123), (1755, 11498776), (2340, 8624082), (2808, 7186735), (3510, 5749388), (4680, 4312041), (7020, 2874694), (14040, 1437347)]