20173099520

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{331}}^1$

素因数の和:559

約数の個数: 320

約数和(自身を含む): 58689100800

約数和(自身を除く): 38516001280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 128, 133, 140, 152, 160, 179, 190, 224, 256, 266, 280, 304, 320, 331, 358, 380, 448, 512, 532, 560, 608, 640, 662, 665, 716, 760, 895, 896, 1064, 1120, 1216, 1253, 1280, 1324, 1330, 1432, 1520, 1655, 1790, 1792, 2128, 2240, 2317, 2432, 2506, 2560, 2648, 2660, 2864, 3040, 3310, 3401, 3580, 3584, 4256, 4480, 4634, 4864, 5012, 5296, 5320, 5728, 6080, 6265, 6289, 6620, 6802, 7160, 8512, 8960, 9268, 9728, 10024, 10592, 10640, 11456, 11585, 12160, 12530, 12578, 13240, 13604, 14320, 17005, 17024, 17920, 18536, 20048, 21184, 21280, 22912, 23170, 23807, 24320, 25060, 25156, 26480, 27208, 28640, 31445, 34010, 34048, 37072, 40096, 42368, 42560, 44023, 45824, 46340, 47614, 48640, 50120, 50312, 52960, 54416, 57280, 59249, 62890, 68020, 68096, 74144, 80192, 84736, 85120, 88046, 91648, 92680, 95228, 100240, 100624, 105920, 108832, 114560, 118498, 119035, 125780, 136040, 148288, 160384, 169472, 170240, 176092, 185360, 190456, 200480, 201248, 211840, 217664, 220115, 229120, 236996, 238070, 251560, 272080, 296245, 296576, 320768, 340480, 352184, 370720, 380912, 400960, 402496, 414743, 423680, 435328, 440230, 458240, 473992, 476140, 503120, 544160, 592490, 593152, 641536, 704368, 741440, 761824, 801920, 804992, 829486, 847360, 870656, 880460, 947984, 952280, 1006240, 1088320, 1125731, 1184980, 1186304, 1408736, 1482880, 1523648, 1603840, 1609984, 1658972, 1741312, 1760920, 1895968, 1904560, 2012480, 2073715, 2176640, 2251462, 2369960, 2817472, 2965760, 3047296, 3207680, 3219968, 3317944, 3521840, 3791936, 3809120, 4024960, 4147430, 4353280, 4502924, 4739920, 5628655, 5634944, 5931520, 6094592, 6635888, 7043680, 7583872, 7618240, 7880117, 8049920, 8294860, 8706560, 9005848, 9479840, 11257310, 11269888, 12189184, 13271776, 14087360, 15167744, 15236480, 15760234, 16099840, 16589720, 18011696, 18959680, 22514620, 22539776, 26543552, 28174720, 30335488, 30472960, 31520468, 33179440, 36023392, 37919360, 39400585, 45029240, 53087104, 56349440, 60945920, 63040936, 66358880, 72046784, 75838720, 78801170, 90058480, 106174208, 112698880, 126081872, 132717760, 144093568, 151677440, 157602340, 180116960, 212348416, 252163744, 265435520, 288187136, 315204680, 360233920, 504327488, 530871040, 576374272, 630409360, 720467840, 1008654976, 1061742080, 1260818720, 1440935680, 2017309952, 2521637440, 2881871360, 4034619904, 5043274880, 10086549760, 20173099520]

約数ペア:

[(1, 20173099520), (2, 10086549760), (4, 5043274880), (5, 4034619904), (7, 2881871360), (8, 2521637440), (10, 2017309952), (14, 1440935680), (16, 1260818720), (19, 1061742080), (20, 1008654976), (28, 720467840), (32, 630409360), (35, 576374272), (38, 530871040), (40, 504327488), (56, 360233920), (64, 315204680), (70, 288187136), (76, 265435520), (80, 252163744), (95, 212348416), (112, 180116960), (128, 157602340), (133, 151677440), (140, 144093568), (152, 132717760), (160, 126081872), (179, 112698880), (190, 106174208), (224, 90058480), (256, 78801170), (266, 75838720), (280, 72046784), (304, 66358880), (320, 63040936), (331, 60945920), (358, 56349440), (380, 53087104), (448, 45029240), (512, 39400585), (532, 37919360), (560, 36023392), (608, 33179440), (640, 31520468), (662, 30472960), (665, 30335488), (716, 28174720), (760, 26543552), (895, 22539776), (896, 22514620), (1064, 18959680), (1120, 18011696), (1216, 16589720), (1253, 16099840), (1280, 15760234), (1324, 15236480), (1330, 15167744), (1432, 14087360), (1520, 13271776), (1655, 12189184), (1790, 11269888), (1792, 11257310), (2128, 9479840), (2240, 9005848), (2317, 8706560), (2432, 8294860), (2506, 8049920), (2560, 7880117), (2648, 7618240), (2660, 7583872), (2864, 7043680), (3040, 6635888), (3310, 6094592), (3401, 5931520), (3580, 5634944), (3584, 5628655), (4256, 4739920), (4480, 4502924), (4634, 4353280), (4864, 4147430), (5012, 4024960), (5296, 3809120), (5320, 3791936), (5728, 3521840), (6080, 3317944), (6265, 3219968), (6289, 3207680), (6620, 3047296), (6802, 2965760), (7160, 2817472), (8512, 2369960), (8960, 2251462), (9268, 2176640), (9728, 2073715), (10024, 2012480), (10592, 1904560), (10640, 1895968), (11456, 1760920), (11585, 1741312), (12160, 1658972), (12530, 1609984), (12578, 1603840), (13240, 1523648), (13604, 1482880), (14320, 1408736), (17005, 1186304), (17024, 1184980), (17920, 1125731), (18536, 1088320), (20048, 1006240), (21184, 952280), (21280, 947984), (22912, 880460), (23170, 870656), (23807, 847360), (24320, 829486), (25060, 804992), (25156, 801920), (26480, 761824), (27208, 741440), (28640, 704368), (31445, 641536), (34010, 593152), (34048, 592490), (37072, 544160), (40096, 503120), (42368, 476140), (42560, 473992), (44023, 458240), (45824, 440230), (46340, 435328), (47614, 423680), (48640, 414743), (50120, 402496), (50312, 400960), (52960, 380912), (54416, 370720), (57280, 352184), (59249, 340480), (62890, 320768), (68020, 296576), (68096, 296245), (74144, 272080), (80192, 251560), (84736, 238070), (85120, 236996), (88046, 229120), (91648, 220115), (92680, 217664), (95228, 211840), (100240, 201248), (100624, 200480), (105920, 190456), (108832, 185360), (114560, 176092), (118498, 170240), (119035, 169472), (125780, 160384), (136040, 148288)]