20406339072

素因数分解:

$2^9\times 3^5\times 7^1\times {\mathrm{23431}}^1$

素因数の和:23471

約数の個数: 240

約数和(自身を含む): 69803365632

約数和(自身を除く): 49397026560

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 81, 84, 96, 108, 112, 126, 128, 144, 162, 168, 189, 192, 216, 224, 243, 252, 256, 288, 324, 336, 378, 384, 432, 448, 486, 504, 512, 567, 576, 648, 672, 756, 768, 864, 896, 972, 1008, 1134, 1152, 1296, 1344, 1512, 1536, 1701, 1728, 1792, 1944, 2016, 2268, 2304, 2592, 2688, 3024, 3402, 3456, 3584, 3888, 4032, 4536, 4608, 5184, 5376, 6048, 6804, 6912, 7776, 8064, 9072, 10368, 10752, 12096, 13608, 13824, 15552, 16128, 18144, 20736, 23431, 24192, 27216, 31104, 32256, 36288, 41472, 46862, 48384, 54432, 62208, 70293, 72576, 93724, 96768, 108864, 124416, 140586, 145152, 164017, 187448, 210879, 217728, 281172, 290304, 328034, 374896, 421758, 435456, 492051, 562344, 632637, 656068, 749792, 843516, 870912, 984102, 1124688, 1265274, 1312136, 1476153, 1499584, 1687032, 1897911, 1968204, 2249376, 2530548, 2624272, 2952306, 2999168, 3374064, 3795822, 3936408, 4428459, 4498752, 5061096, 5248544, 5693733, 5904612, 5998336, 6748128, 7591644, 7872816, 8856918, 8997504, 10122192, 10497088, 11387466, 11809224, 11996672, 13285377, 13496256, 15183288, 15745632, 17713836, 17995008, 20244384, 20994176, 22774932, 23618448, 26570754, 26992512, 30366576, 31491264, 35427672, 35990016, 39856131, 40488768, 41988352, 45549864, 47236896, 53141508, 53985024, 60733152, 62982528, 70855344, 79712262, 80977536, 83976704, 91099728, 94473792, 106283016, 107970048, 121466304, 125965056, 141710688, 159424524, 161955072, 182199456, 188947584, 212566032, 242932608, 251930112, 283421376, 318849048, 323910144, 364398912, 377895168, 425132064, 485865216, 566842752, 637698096, 728797824, 755790336, 850264128, 971730432, 1133685504, 1275396192, 1457595648, 1700528256, 2267371008, 2550792384, 2915191296, 3401056512, 5101584768, 6802113024, 10203169536, 20406339072]

約数ペア:

[(1, 20406339072), (2, 10203169536), (3, 6802113024), (4, 5101584768), (6, 3401056512), (7, 2915191296), (8, 2550792384), (9, 2267371008), (12, 1700528256), (14, 1457595648), (16, 1275396192), (18, 1133685504), (21, 971730432), (24, 850264128), (27, 755790336), (28, 728797824), (32, 637698096), (36, 566842752), (42, 485865216), (48, 425132064), (54, 377895168), (56, 364398912), (63, 323910144), (64, 318849048), (72, 283421376), (81, 251930112), (84, 242932608), (96, 212566032), (108, 188947584), (112, 182199456), (126, 161955072), (128, 159424524), (144, 141710688), (162, 125965056), (168, 121466304), (189, 107970048), (192, 106283016), (216, 94473792), (224, 91099728), (243, 83976704), (252, 80977536), (256, 79712262), (288, 70855344), (324, 62982528), (336, 60733152), (378, 53985024), (384, 53141508), (432, 47236896), (448, 45549864), (486, 41988352), (504, 40488768), (512, 39856131), (567, 35990016), (576, 35427672), (648, 31491264), (672, 30366576), (756, 26992512), (768, 26570754), (864, 23618448), (896, 22774932), (972, 20994176), (1008, 20244384), (1134, 17995008), (1152, 17713836), (1296, 15745632), (1344, 15183288), (1512, 13496256), (1536, 13285377), (1701, 11996672), (1728, 11809224), (1792, 11387466), (1944, 10497088), (2016, 10122192), (2268, 8997504), (2304, 8856918), (2592, 7872816), (2688, 7591644), (3024, 6748128), (3402, 5998336), (3456, 5904612), (3584, 5693733), (3888, 5248544), (4032, 5061096), (4536, 4498752), (4608, 4428459), (5184, 3936408), (5376, 3795822), (6048, 3374064), (6804, 2999168), (6912, 2952306), (7776, 2624272), (8064, 2530548), (9072, 2249376), (10368, 1968204), (10752, 1897911), (12096, 1687032), (13608, 1499584), (13824, 1476153), (15552, 1312136), (16128, 1265274), (18144, 1124688), (20736, 984102), (23431, 870912), (24192, 843516), (27216, 749792), (31104, 656068), (32256, 632637), (36288, 562344), (41472, 492051), (46862, 435456), (48384, 421758), (54432, 374896), (62208, 328034), (70293, 290304), (72576, 281172), (93724, 217728), (96768, 210879), (108864, 187448), (124416, 164017), (140586, 145152)]