18464215040

素因数分解:

$2^{12}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{229}}^1$

素因数の和:416

約数の個数: 208

約数和(自身を含む): 46299463680

約数和(自身を除く): 27835248640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 127, 128, 155, 160, 229, 248, 254, 256, 310, 320, 458, 496, 508, 512, 620, 635, 640, 916, 992, 1016, 1024, 1145, 1240, 1270, 1280, 1832, 1984, 2032, 2048, 2290, 2480, 2540, 2560, 3664, 3937, 3968, 4064, 4096, 4580, 4960, 5080, 5120, 7099, 7328, 7874, 7936, 8128, 9160, 9920, 10160, 10240, 14198, 14656, 15748, 15872, 16256, 18320, 19685, 19840, 20320, 20480, 28396, 29083, 29312, 31496, 31744, 32512, 35495, 36640, 39370, 39680, 40640, 56792, 58166, 58624, 62992, 63488, 65024, 70990, 73280, 78740, 79360, 81280, 113584, 116332, 117248, 125984, 126976, 130048, 141980, 145415, 146560, 157480, 158720, 162560, 227168, 232664, 234496, 251968, 260096, 283960, 290830, 293120, 314960, 317440, 325120, 454336, 465328, 468992, 503936, 520192, 567920, 581660, 586240, 629920, 634880, 650240, 901573, 908672, 930656, 937984, 1007872, 1135840, 1163320, 1172480, 1259840, 1300480, 1803146, 1817344, 1861312, 2015744, 2271680, 2326640, 2344960, 2519680, 2600960, 3606292, 3634688, 3722624, 4031488, 4507865, 4543360, 4653280, 4689920, 5039360, 7212584, 7269376, 7445248, 8062976, 9015730, 9086720, 9306560, 10078720, 14425168, 14538752, 14890496, 16125952, 18031460, 18173440, 18613120, 20157440, 28850336, 29077504, 29780992, 36062920, 36346880, 37226240, 40314880, 57700672, 59561984, 72125840, 72693760, 74452480, 80629760, 115401344, 119123968, 144251680, 145387520, 148904960, 230802688, 288503360, 297809920, 461605376, 577006720, 595619840, 923210752, 1154013440, 1846421504, 2308026880, 3692843008, 4616053760, 9232107520, 18464215040]

約数ペア:

[(1, 18464215040), (2, 9232107520), (4, 4616053760), (5, 3692843008), (8, 2308026880), (10, 1846421504), (16, 1154013440), (20, 923210752), (31, 595619840), (32, 577006720), (40, 461605376), (62, 297809920), (64, 288503360), (80, 230802688), (124, 148904960), (127, 145387520), (128, 144251680), (155, 119123968), (160, 115401344), (229, 80629760), (248, 74452480), (254, 72693760), (256, 72125840), (310, 59561984), (320, 57700672), (458, 40314880), (496, 37226240), (508, 36346880), (512, 36062920), (620, 29780992), (635, 29077504), (640, 28850336), (916, 20157440), (992, 18613120), (1016, 18173440), (1024, 18031460), (1145, 16125952), (1240, 14890496), (1270, 14538752), (1280, 14425168), (1832, 10078720), (1984, 9306560), (2032, 9086720), (2048, 9015730), (2290, 8062976), (2480, 7445248), (2540, 7269376), (2560, 7212584), (3664, 5039360), (3937, 4689920), (3968, 4653280), (4064, 4543360), (4096, 4507865), (4580, 4031488), (4960, 3722624), (5080, 3634688), (5120, 3606292), (7099, 2600960), (7328, 2519680), (7874, 2344960), (7936, 2326640), (8128, 2271680), (9160, 2015744), (9920, 1861312), (10160, 1817344), (10240, 1803146), (14198, 1300480), (14656, 1259840), (15748, 1172480), (15872, 1163320), (16256, 1135840), (18320, 1007872), (19685, 937984), (19840, 930656), (20320, 908672), (20480, 901573), (28396, 650240), (29083, 634880), (29312, 629920), (31496, 586240), (31744, 581660), (32512, 567920), (35495, 520192), (36640, 503936), (39370, 468992), (39680, 465328), (40640, 454336), (56792, 325120), (58166, 317440), (58624, 314960), (62992, 293120), (63488, 290830), (65024, 283960), (70990, 260096), (73280, 251968), (78740, 234496), (79360, 232664), (81280, 227168), (113584, 162560), (116332, 158720), (117248, 157480), (125984, 146560), (126976, 145415), (130048, 141980)]