217918666880

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1\times {\mathrm{1889}}^1$

素因数の和:2159

約数の個数: 256

約数和(自身を含む): 562146480000

約数和(自身を除く): 344227813120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 53, 64, 76, 80, 95, 106, 128, 152, 160, 179, 190, 212, 265, 304, 320, 358, 380, 424, 530, 608, 640, 716, 760, 848, 895, 1007, 1060, 1216, 1432, 1520, 1696, 1790, 1889, 2014, 2120, 2432, 2864, 3040, 3392, 3401, 3580, 3778, 4028, 4240, 5035, 5728, 6080, 6784, 6802, 7160, 7556, 8056, 8480, 9445, 9487, 10070, 11456, 12160, 13604, 14320, 15112, 16112, 16960, 17005, 18890, 18974, 20140, 22912, 27208, 28640, 30224, 32224, 33920, 34010, 35891, 37780, 37948, 40280, 47435, 54416, 57280, 60448, 64448, 68020, 71782, 75560, 75896, 80560, 94870, 100117, 108832, 114560, 120896, 128896, 136040, 143564, 151120, 151792, 161120, 179455, 180253, 189740, 200234, 217664, 241792, 272080, 287128, 302240, 303584, 322240, 338131, 358910, 360506, 379480, 400468, 435328, 500585, 544160, 574256, 604480, 607168, 644480, 676262, 717820, 721012, 758960, 800936, 901265, 1001170, 1088320, 1148512, 1208960, 1214336, 1352524, 1435640, 1442024, 1517920, 1601872, 1690655, 1802530, 1902223, 2002340, 2176640, 2297024, 2705048, 2871280, 2884048, 3035840, 3203744, 3381310, 3605060, 3804446, 4004680, 4594048, 5410096, 5742560, 5768096, 6071680, 6407488, 6424489, 6762620, 7210120, 7608892, 8009360, 9511115, 10820192, 11485120, 11536192, 12814976, 12848978, 13525240, 14420240, 15217784, 16018720, 17920943, 19022230, 21640384, 22970240, 23072384, 25697956, 27050480, 28840480, 30435568, 32037440, 32122445, 35841886, 38044460, 43280768, 51395912, 54100960, 57680960, 60871136, 64074880, 64244890, 71683772, 76088920, 89604715, 102791824, 108201920, 115361920, 121742272, 128489780, 143367544, 152177840, 179209430, 205583648, 216403840, 243484544, 256979560, 286735088, 304355680, 340497917, 358418860, 411167296, 513959120, 573470176, 608711360, 680995834, 716837720, 822334592, 1027918240, 1146940352, 1217422720, 1361991668, 1433675440, 1702489585, 2055836480, 2293880704, 2723983336, 2867350880, 3404979170, 4111672960, 5447966672, 5734701760, 6809958340, 10895933344, 11469403520, 13619916680, 21791866688, 27239833360, 43583733376, 54479666720, 108959333440, 217918666880]

約数ペア:

[(1, 217918666880), (2, 108959333440), (4, 54479666720), (5, 43583733376), (8, 27239833360), (10, 21791866688), (16, 13619916680), (19, 11469403520), (20, 10895933344), (32, 6809958340), (38, 5734701760), (40, 5447966672), (53, 4111672960), (64, 3404979170), (76, 2867350880), (80, 2723983336), (95, 2293880704), (106, 2055836480), (128, 1702489585), (152, 1433675440), (160, 1361991668), (179, 1217422720), (190, 1146940352), (212, 1027918240), (265, 822334592), (304, 716837720), (320, 680995834), (358, 608711360), (380, 573470176), (424, 513959120), (530, 411167296), (608, 358418860), (640, 340497917), (716, 304355680), (760, 286735088), (848, 256979560), (895, 243484544), (1007, 216403840), (1060, 205583648), (1216, 179209430), (1432, 152177840), (1520, 143367544), (1696, 128489780), (1790, 121742272), (1889, 115361920), (2014, 108201920), (2120, 102791824), (2432, 89604715), (2864, 76088920), (3040, 71683772), (3392, 64244890), (3401, 64074880), (3580, 60871136), (3778, 57680960), (4028, 54100960), (4240, 51395912), (5035, 43280768), (5728, 38044460), (6080, 35841886), (6784, 32122445), (6802, 32037440), (7160, 30435568), (7556, 28840480), (8056, 27050480), (8480, 25697956), (9445, 23072384), (9487, 22970240), (10070, 21640384), (11456, 19022230), (12160, 17920943), (13604, 16018720), (14320, 15217784), (15112, 14420240), (16112, 13525240), (16960, 12848978), (17005, 12814976), (18890, 11536192), (18974, 11485120), (20140, 10820192), (22912, 9511115), (27208, 8009360), (28640, 7608892), (30224, 7210120), (32224, 6762620), (33920, 6424489), (34010, 6407488), (35891, 6071680), (37780, 5768096), (37948, 5742560), (40280, 5410096), (47435, 4594048), (54416, 4004680), (57280, 3804446), (60448, 3605060), (64448, 3381310), (68020, 3203744), (71782, 3035840), (75560, 2884048), (75896, 2871280), (80560, 2705048), (94870, 2297024), (100117, 2176640), (108832, 2002340), (114560, 1902223), (120896, 1802530), (128896, 1690655), (136040, 1601872), (143564, 1517920), (151120, 1442024), (151792, 1435640), (161120, 1352524), (179455, 1214336), (180253, 1208960), (189740, 1148512), (200234, 1088320), (217664, 1001170), (241792, 901265), (272080, 800936), (287128, 758960), (302240, 721012), (303584, 717820), (322240, 676262), (338131, 644480), (358910, 607168), (360506, 604480), (379480, 574256), (400468, 544160), (435328, 500585)]