72690248320

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{1697}}^1$

素因数の和:1891

約数の個数: 256

約数和(自身を含む): 191540920320

約数和(自身を除く): 118850672000

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 64, 68, 80, 85, 124, 127, 128, 136, 155, 160, 170, 248, 254, 272, 310, 320, 340, 496, 508, 527, 544, 620, 635, 640, 680, 992, 1016, 1054, 1088, 1240, 1270, 1360, 1697, 1984, 2032, 2108, 2159, 2176, 2480, 2540, 2635, 2720, 3394, 3937, 3968, 4064, 4216, 4318, 4960, 5080, 5270, 5440, 6788, 7874, 8128, 8432, 8485, 8636, 9920, 10160, 10540, 10795, 10880, 13576, 15748, 16256, 16864, 16970, 17272, 19685, 19840, 20320, 21080, 21590, 27152, 28849, 31496, 33728, 33940, 34544, 39370, 40640, 42160, 43180, 52607, 54304, 57698, 62992, 66929, 67456, 67880, 69088, 78740, 81280, 84320, 86360, 105214, 108608, 115396, 125984, 133858, 135760, 138176, 144245, 157480, 168640, 172720, 210428, 215519, 217216, 230792, 251968, 263035, 267716, 271520, 276352, 288490, 314960, 334645, 337280, 345440, 420856, 431038, 461584, 503936, 526070, 535432, 543040, 576980, 629920, 669290, 690880, 841712, 862076, 894319, 923168, 1052140, 1070864, 1077595, 1086080, 1153960, 1259840, 1338580, 1381760, 1683424, 1724152, 1788638, 1846336, 2104280, 2141728, 2155190, 2307920, 2519680, 2677160, 3366848, 3448304, 3577276, 3663823, 3692672, 4208560, 4283456, 4310380, 4471595, 4615840, 5354320, 6681089, 6733696, 6896608, 7154552, 7327646, 8417120, 8566912, 8620760, 8943190, 9231680, 10708640, 13362178, 13793216, 14309104, 14655292, 16834240, 17241520, 17886380, 18319115, 18463360, 21417280, 26724356, 27586432, 28618208, 29310584, 33405445, 33668480, 34483040, 35772760, 36638230, 42834560, 53448712, 57236416, 58621168, 66810890, 68966080, 71545520, 73276460, 106897424, 113578513, 114472832, 117242336, 133621780, 137932160, 143091040, 146552920, 213794848, 227157026, 234484672, 267243560, 286182080, 293105840, 427589696, 454314052, 468969344, 534487120, 567892565, 572364160, 586211680, 855179392, 908628104, 1068974240, 1135785130, 1172423360, 1817256208, 2137948480, 2271570260, 2344846720, 3634512416, 4275896960, 4543140520, 7269024832, 9086281040, 14538049664, 18172562080, 36345124160, 72690248320]

約数ペア:

[(1, 72690248320), (2, 36345124160), (4, 18172562080), (5, 14538049664), (8, 9086281040), (10, 7269024832), (16, 4543140520), (17, 4275896960), (20, 3634512416), (31, 2344846720), (32, 2271570260), (34, 2137948480), (40, 1817256208), (62, 1172423360), (64, 1135785130), (68, 1068974240), (80, 908628104), (85, 855179392), (124, 586211680), (127, 572364160), (128, 567892565), (136, 534487120), (155, 468969344), (160, 454314052), (170, 427589696), (248, 293105840), (254, 286182080), (272, 267243560), (310, 234484672), (320, 227157026), (340, 213794848), (496, 146552920), (508, 143091040), (527, 137932160), (544, 133621780), (620, 117242336), (635, 114472832), (640, 113578513), (680, 106897424), (992, 73276460), (1016, 71545520), (1054, 68966080), (1088, 66810890), (1240, 58621168), (1270, 57236416), (1360, 53448712), (1697, 42834560), (1984, 36638230), (2032, 35772760), (2108, 34483040), (2159, 33668480), (2176, 33405445), (2480, 29310584), (2540, 28618208), (2635, 27586432), (2720, 26724356), (3394, 21417280), (3937, 18463360), (3968, 18319115), (4064, 17886380), (4216, 17241520), (4318, 16834240), (4960, 14655292), (5080, 14309104), (5270, 13793216), (5440, 13362178), (6788, 10708640), (7874, 9231680), (8128, 8943190), (8432, 8620760), (8485, 8566912), (8636, 8417120), (9920, 7327646), (10160, 7154552), (10540, 6896608), (10795, 6733696), (10880, 6681089), (13576, 5354320), (15748, 4615840), (16256, 4471595), (16864, 4310380), (16970, 4283456), (17272, 4208560), (19685, 3692672), (19840, 3663823), (20320, 3577276), (21080, 3448304), (21590, 3366848), (27152, 2677160), (28849, 2519680), (31496, 2307920), (33728, 2155190), (33940, 2141728), (34544, 2104280), (39370, 1846336), (40640, 1788638), (42160, 1724152), (43180, 1683424), (52607, 1381760), (54304, 1338580), (57698, 1259840), (62992, 1153960), (66929, 1086080), (67456, 1077595), (67880, 1070864), (69088, 1052140), (78740, 923168), (81280, 894319), (84320, 862076), (86360, 841712), (105214, 690880), (108608, 669290), (115396, 629920), (125984, 576980), (133858, 543040), (135760, 535432), (138176, 526070), (144245, 503936), (157480, 461584), (168640, 431038), (172720, 420856), (210428, 345440), (215519, 337280), (217216, 334645), (230792, 314960), (251968, 288490), (263035, 276352), (267716, 271520)]