20060671680

素因数分解:

$2^6\times 3^3\times 5^1\times 7^1\times {\mathrm{331691}}^1$

素因数の和:331724

約数の個数: 224

約数和(自身を含む): 80879777280

約数和(自身を除く): 60819105600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 420, 432, 448, 480, 504, 540, 560, 576, 630, 672, 720, 756, 840, 864, 945, 960, 1008, 1080, 1120, 1260, 1344, 1440, 1512, 1680, 1728, 1890, 2016, 2160, 2240, 2520, 2880, 3024, 3360, 3780, 4032, 4320, 5040, 6048, 6720, 7560, 8640, 10080, 12096, 15120, 20160, 30240, 60480, 331691, 663382, 995073, 1326764, 1658455, 1990146, 2321837, 2653528, 2985219, 3316910, 3980292, 4643674, 4975365, 5307056, 5970438, 6633820, 6965511, 7960584, 8955657, 9287348, 9950730, 10614112, 11609185, 11940876, 13267640, 13931022, 14926095, 15921168, 17911314, 18574696, 19901460, 20896533, 21228224, 23218370, 23881752, 26535280, 27862044, 29852190, 31842336, 34827555, 35822628, 37149392, 39802920, 41793066, 44778285, 46436740, 47763504, 53070560, 55724088, 59704380, 62689599, 63684672, 69655110, 71645256, 74298784, 79605840, 83586132, 89556570, 92873480, 95527008, 104482665, 106141120, 111448176, 119408760, 125379198, 139310220, 143290512, 148597568, 159211680, 167172264, 179113140, 185746960, 191054016, 208965330, 222896352, 238817520, 250758396, 278620440, 286581024, 313447995, 318423360, 334344528, 358226280, 371493920, 417930660, 445792704, 477635040, 501516792, 557240880, 573162048, 626895990, 668689056, 716452560, 742987840, 835861320, 955270080, 1003033584, 1114481760, 1253791980, 1337378112, 1432905120, 1671722640, 2006067168, 2228963520, 2507583960, 2865810240, 3343445280, 4012134336, 5015167920, 6686890560, 10030335840, 20060671680]

約数ペア:

[(1, 20060671680), (2, 10030335840), (3, 6686890560), (4, 5015167920), (5, 4012134336), (6, 3343445280), (7, 2865810240), (8, 2507583960), (9, 2228963520), (10, 2006067168), (12, 1671722640), (14, 1432905120), (15, 1337378112), (16, 1253791980), (18, 1114481760), (20, 1003033584), (21, 955270080), (24, 835861320), (27, 742987840), (28, 716452560), (30, 668689056), (32, 626895990), (35, 573162048), (36, 557240880), (40, 501516792), (42, 477635040), (45, 445792704), (48, 417930660), (54, 371493920), (56, 358226280), (60, 334344528), (63, 318423360), (64, 313447995), (70, 286581024), (72, 278620440), (80, 250758396), (84, 238817520), (90, 222896352), (96, 208965330), (105, 191054016), (108, 185746960), (112, 179113140), (120, 167172264), (126, 159211680), (135, 148597568), (140, 143290512), (144, 139310220), (160, 125379198), (168, 119408760), (180, 111448176), (189, 106141120), (192, 104482665), (210, 95527008), (216, 92873480), (224, 89556570), (240, 83586132), (252, 79605840), (270, 74298784), (280, 71645256), (288, 69655110), (315, 63684672), (320, 62689599), (336, 59704380), (360, 55724088), (378, 53070560), (420, 47763504), (432, 46436740), (448, 44778285), (480, 41793066), (504, 39802920), (540, 37149392), (560, 35822628), (576, 34827555), (630, 31842336), (672, 29852190), (720, 27862044), (756, 26535280), (840, 23881752), (864, 23218370), (945, 21228224), (960, 20896533), (1008, 19901460), (1080, 18574696), (1120, 17911314), (1260, 15921168), (1344, 14926095), (1440, 13931022), (1512, 13267640), (1680, 11940876), (1728, 11609185), (1890, 10614112), (2016, 9950730), (2160, 9287348), (2240, 8955657), (2520, 7960584), (2880, 6965511), (3024, 6633820), (3360, 5970438), (3780, 5307056), (4032, 4975365), (4320, 4643674), (5040, 3980292), (6048, 3316910), (6720, 2985219), (7560, 2653528), (8640, 2321837), (10080, 1990146), (12096, 1658455), (15120, 1326764), (20160, 995073), (30240, 663382), (60480, 331691)]