20924906880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{6491}}^1$

素因数の和:6609

約数の個数: 256

約数和(自身を含む): 70562327040

約数和(自身を除く): 49637420160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 73, 80, 92, 96, 115, 120, 128, 138, 146, 160, 184, 192, 219, 230, 240, 276, 292, 320, 345, 365, 368, 384, 438, 460, 480, 552, 584, 640, 690, 730, 736, 876, 920, 960, 1095, 1104, 1168, 1380, 1460, 1472, 1679, 1752, 1840, 1920, 2190, 2208, 2336, 2760, 2920, 2944, 3358, 3504, 3680, 4380, 4416, 4672, 5037, 5520, 5840, 6491, 6716, 7008, 7360, 8395, 8760, 8832, 9344, 10074, 11040, 11680, 12982, 13432, 14016, 14720, 16790, 17520, 19473, 20148, 22080, 23360, 25185, 25964, 26864, 28032, 32455, 33580, 35040, 38946, 40296, 44160, 46720, 50370, 51928, 53728, 64910, 67160, 70080, 77892, 80592, 97365, 100740, 103856, 107456, 129820, 134320, 140160, 149293, 155784, 161184, 194730, 201480, 207712, 214912, 259640, 268640, 298586, 311568, 322368, 389460, 402960, 415424, 447879, 473843, 519280, 537280, 597172, 623136, 644736, 746465, 778920, 805920, 830848, 895758, 947686, 1038560, 1074560, 1194344, 1246272, 1421529, 1492930, 1557840, 1611840, 1791516, 1895372, 2077120, 2239395, 2369215, 2388688, 2492544, 2843058, 2985860, 3115680, 3223680, 3583032, 3790744, 4154240, 4478790, 4738430, 4777376, 5686116, 5971720, 6231360, 7107645, 7166064, 7581488, 8957580, 9476860, 9554752, 10898389, 11372232, 11943440, 12462720, 14215290, 14332128, 15162976, 17915160, 18953720, 19109504, 21796778, 22744464, 23886880, 28430580, 28664256, 30325952, 32695167, 35830320, 37907440, 43593556, 45488928, 47773760, 54491945, 56861160, 57328512, 60651904, 65390334, 71660640, 75814880, 87187112, 90977856, 95547520, 108983890, 113722320, 130780668, 143321280, 151629760, 163475835, 174374224, 181955712, 217967780, 227444640, 261561336, 286642560, 303259520, 326951670, 348748448, 435935560, 454889280, 523122672, 653903340, 697496896, 871871120, 909778560, 1046245344, 1307806680, 1394993792, 1743742240, 2092490688, 2615613360, 3487484480, 4184981376, 5231226720, 6974968960, 10462453440, 20924906880]

約数ペア:

[(1, 20924906880), (2, 10462453440), (3, 6974968960), (4, 5231226720), (5, 4184981376), (6, 3487484480), (8, 2615613360), (10, 2092490688), (12, 1743742240), (15, 1394993792), (16, 1307806680), (20, 1046245344), (23, 909778560), (24, 871871120), (30, 697496896), (32, 653903340), (40, 523122672), (46, 454889280), (48, 435935560), (60, 348748448), (64, 326951670), (69, 303259520), (73, 286642560), (80, 261561336), (92, 227444640), (96, 217967780), (115, 181955712), (120, 174374224), (128, 163475835), (138, 151629760), (146, 143321280), (160, 130780668), (184, 113722320), (192, 108983890), (219, 95547520), (230, 90977856), (240, 87187112), (276, 75814880), (292, 71660640), (320, 65390334), (345, 60651904), (365, 57328512), (368, 56861160), (384, 54491945), (438, 47773760), (460, 45488928), (480, 43593556), (552, 37907440), (584, 35830320), (640, 32695167), (690, 30325952), (730, 28664256), (736, 28430580), (876, 23886880), (920, 22744464), (960, 21796778), (1095, 19109504), (1104, 18953720), (1168, 17915160), (1380, 15162976), (1460, 14332128), (1472, 14215290), (1679, 12462720), (1752, 11943440), (1840, 11372232), (1920, 10898389), (2190, 9554752), (2208, 9476860), (2336, 8957580), (2760, 7581488), (2920, 7166064), (2944, 7107645), (3358, 6231360), (3504, 5971720), (3680, 5686116), (4380, 4777376), (4416, 4738430), (4672, 4478790), (5037, 4154240), (5520, 3790744), (5840, 3583032), (6491, 3223680), (6716, 3115680), (7008, 2985860), (7360, 2843058), (8395, 2492544), (8760, 2388688), (8832, 2369215), (9344, 2239395), (10074, 2077120), (11040, 1895372), (11680, 1791516), (12982, 1611840), (13432, 1557840), (14016, 1492930), (14720, 1421529), (16790, 1246272), (17520, 1194344), (19473, 1074560), (20148, 1038560), (22080, 947686), (23360, 895758), (25185, 830848), (25964, 805920), (26864, 778920), (28032, 746465), (32455, 644736), (33580, 623136), (35040, 597172), (38946, 537280), (40296, 519280), (44160, 473843), (46720, 447879), (50370, 415424), (51928, 402960), (53728, 389460), (64910, 322368), (67160, 311568), (70080, 298586), (77892, 268640), (80592, 259640), (97365, 214912), (100740, 207712), (103856, 201480), (107456, 194730), (129820, 161184), (134320, 155784), (140160, 149293)]