78439920496

素因数分解:

$2^4\times 7^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{337}}^1$

素因数の和:608

約数の個数: 240

約数和(自身を含む): 187219898112

約数和(自身を除く): 108779977616

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 49, 56, 61, 62, 98, 112, 122, 124, 157, 196, 217, 244, 248, 314, 337, 392, 427, 434, 488, 496, 628, 674, 784, 854, 868, 976, 1099, 1256, 1348, 1519, 1708, 1736, 1891, 2198, 2359, 2512, 2696, 2989, 3038, 3416, 3472, 3782, 4396, 4718, 4867, 5392, 5978, 6076, 6832, 7564, 7693, 8792, 9436, 9577, 9734, 10447, 11956, 12152, 13237, 15128, 15386, 16513, 17584, 18872, 19154, 19468, 20557, 20894, 23912, 24304, 26474, 30256, 30772, 33026, 34069, 37744, 38308, 38936, 41114, 41788, 47824, 52909, 52948, 61544, 66052, 67039, 68138, 73129, 76616, 77872, 82228, 83576, 92659, 105818, 105896, 123088, 132104, 134078, 136276, 143899, 146258, 153232, 164456, 167152, 185318, 211636, 211792, 238483, 264208, 268156, 272552, 287798, 292516, 296887, 328912, 370363, 370636, 423272, 469273, 476966, 511903, 536312, 545104, 575596, 585032, 593774, 637267, 740726, 741272, 846544, 938546, 953932, 1007293, 1023806, 1072624, 1151192, 1170064, 1187548, 1274534, 1481452, 1482544, 1640179, 1877092, 1907864, 2014586, 2047612, 2078209, 2302384, 2375096, 2549068, 2592541, 2962904, 3227449, 3280358, 3754184, 3815728, 4029172, 4095224, 4156418, 4460869, 4750192, 5098136, 5185082, 5925808, 6454898, 6560716, 7508368, 8058344, 8190448, 8312836, 8921738, 10196272, 10370164, 11481253, 12909796, 13121432, 14547463, 16116688, 16625672, 17843476, 20740328, 22592143, 22962506, 25819592, 26242864, 29094926, 31226083, 33251344, 35686952, 41480656, 45184286, 45925012, 51639184, 58189852, 62452166, 71373904, 80368771, 90368572, 91850024, 100050919, 116379704, 124904332, 158145001, 160737542, 180737144, 183700048, 200101838, 232759408, 249808664, 316290002, 321475084, 361474288, 400203676, 499617328, 632580004, 642950168, 700356433, 800407352, 1265160008, 1285900336, 1400712866, 1600814704, 2530320016, 2801425732, 4902495031, 5602851464, 9804990062, 11205702928, 19609980124, 39219960248, 78439920496]

約数ペア:

[(1, 78439920496), (2, 39219960248), (4, 19609980124), (7, 11205702928), (8, 9804990062), (14, 5602851464), (16, 4902495031), (28, 2801425732), (31, 2530320016), (49, 1600814704), (56, 1400712866), (61, 1285900336), (62, 1265160008), (98, 800407352), (112, 700356433), (122, 642950168), (124, 632580004), (157, 499617328), (196, 400203676), (217, 361474288), (244, 321475084), (248, 316290002), (314, 249808664), (337, 232759408), (392, 200101838), (427, 183700048), (434, 180737144), (488, 160737542), (496, 158145001), (628, 124904332), (674, 116379704), (784, 100050919), (854, 91850024), (868, 90368572), (976, 80368771), (1099, 71373904), (1256, 62452166), (1348, 58189852), (1519, 51639184), (1708, 45925012), (1736, 45184286), (1891, 41480656), (2198, 35686952), (2359, 33251344), (2512, 31226083), (2696, 29094926), (2989, 26242864), (3038, 25819592), (3416, 22962506), (3472, 22592143), (3782, 20740328), (4396, 17843476), (4718, 16625672), (4867, 16116688), (5392, 14547463), (5978, 13121432), (6076, 12909796), (6832, 11481253), (7564, 10370164), (7693, 10196272), (8792, 8921738), (9436, 8312836), (9577, 8190448), (9734, 8058344), (10447, 7508368), (11956, 6560716), (12152, 6454898), (13237, 5925808), (15128, 5185082), (15386, 5098136), (16513, 4750192), (17584, 4460869), (18872, 4156418), (19154, 4095224), (19468, 4029172), (20557, 3815728), (20894, 3754184), (23912, 3280358), (24304, 3227449), (26474, 2962904), (30256, 2592541), (30772, 2549068), (33026, 2375096), (34069, 2302384), (37744, 2078209), (38308, 2047612), (38936, 2014586), (41114, 1907864), (41788, 1877092), (47824, 1640179), (52909, 1482544), (52948, 1481452), (61544, 1274534), (66052, 1187548), (67039, 1170064), (68138, 1151192), (73129, 1072624), (76616, 1023806), (77872, 1007293), (82228, 953932), (83576, 938546), (92659, 846544), (105818, 741272), (105896, 740726), (123088, 637267), (132104, 593774), (134078, 585032), (136276, 575596), (143899, 545104), (146258, 536312), (153232, 511903), (164456, 476966), (167152, 469273), (185318, 423272), (211636, 370636), (211792, 370363), (238483, 328912), (264208, 296887), (268156, 292516), (272552, 287798)]