20297662560

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{671219}}^1$

素因数の和:671250

約数の個数: 192

約数和(自身を含む): 81190771200

約数和(自身を除く): 60893108640

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, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2160, 2520, 3024, 3360, 3780, 4320, 5040, 6048, 7560, 10080, 15120, 30240, 671219, 1342438, 2013657, 2684876, 3356095, 4027314, 4698533, 5369752, 6040971, 6712190, 8054628, 9397066, 10068285, 10739504, 12081942, 13424380, 14095599, 16109256, 18122913, 18794132, 20136570, 21479008, 23492665, 24163884, 26848760, 28191198, 30204855, 32218512, 36245826, 37588264, 40273140, 42286797, 46985330, 48327768, 53697520, 56382396, 60409710, 64437024, 70477995, 72491652, 75176528, 80546280, 84573594, 90614565, 93970660, 96655536, 107395040, 112764792, 120819420, 126860391, 140955990, 144983304, 150353056, 161092560, 169147188, 181229130, 187941320, 193311072, 211433985, 225529584, 241638840, 253720782, 281911980, 289966608, 322185120, 338294376, 362458260, 375882640, 422867970, 451059168, 483277680, 507441564, 563823960, 579933216, 634301955, 676588752, 724916520, 751765280, 845735940, 966555360, 1014883128, 1127647920, 1268603910, 1353177504, 1449833040, 1691471880, 2029766256, 2255295840, 2537207820, 2899666080, 3382943760, 4059532512, 5074415640, 6765887520, 10148831280, 20297662560]

約数ペア:

[(1, 20297662560), (2, 10148831280), (3, 6765887520), (4, 5074415640), (5, 4059532512), (6, 3382943760), (7, 2899666080), (8, 2537207820), (9, 2255295840), (10, 2029766256), (12, 1691471880), (14, 1449833040), (15, 1353177504), (16, 1268603910), (18, 1127647920), (20, 1014883128), (21, 966555360), (24, 845735940), (27, 751765280), (28, 724916520), (30, 676588752), (32, 634301955), (35, 579933216), (36, 563823960), (40, 507441564), (42, 483277680), (45, 451059168), (48, 422867970), (54, 375882640), (56, 362458260), (60, 338294376), (63, 322185120), (70, 289966608), (72, 281911980), (80, 253720782), (84, 241638840), (90, 225529584), (96, 211433985), (105, 193311072), (108, 187941320), (112, 181229130), (120, 169147188), (126, 161092560), (135, 150353056), (140, 144983304), (144, 140955990), (160, 126860391), (168, 120819420), (180, 112764792), (189, 107395040), (210, 96655536), (216, 93970660), (224, 90614565), (240, 84573594), (252, 80546280), (270, 75176528), (280, 72491652), (288, 70477995), (315, 64437024), (336, 60409710), (360, 56382396), (378, 53697520), (420, 48327768), (432, 46985330), (480, 42286797), (504, 40273140), (540, 37588264), (560, 36245826), (630, 32218512), (672, 30204855), (720, 28191198), (756, 26848760), (840, 24163884), (864, 23492665), (945, 21479008), (1008, 20136570), (1080, 18794132), (1120, 18122913), (1260, 16109256), (1440, 14095599), (1512, 13424380), (1680, 12081942), (1890, 10739504), (2016, 10068285), (2160, 9397066), (2520, 8054628), (3024, 6712190), (3360, 6040971), (3780, 5369752), (4320, 4698533), (5040, 4027314), (6048, 3356095), (7560, 2684876), (10080, 2013657), (15120, 1342438), (30240, 671219)]