208136519680

素因数分解:

$2^{14}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1999}}^1$

素因数の和:2104

約数の個数: 240

約数和(自身を含む): 528466176000

約数和(自身を除く): 320329656320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 41, 62, 64, 80, 82, 124, 128, 155, 160, 164, 205, 248, 256, 310, 320, 328, 410, 496, 512, 620, 640, 656, 820, 992, 1024, 1240, 1271, 1280, 1312, 1640, 1984, 1999, 2048, 2480, 2542, 2560, 2624, 3280, 3968, 3998, 4096, 4960, 5084, 5120, 5248, 6355, 6560, 7936, 7996, 8192, 9920, 9995, 10168, 10240, 10496, 12710, 13120, 15872, 15992, 16384, 19840, 19990, 20336, 20480, 20992, 25420, 26240, 31744, 31984, 39680, 39980, 40672, 40960, 41984, 50840, 52480, 61969, 63488, 63968, 79360, 79960, 81344, 81920, 81959, 83968, 101680, 104960, 123938, 126976, 127936, 158720, 159920, 162688, 163918, 167936, 203360, 209920, 247876, 253952, 255872, 309845, 317440, 319840, 325376, 327836, 335872, 406720, 409795, 419840, 495752, 507904, 511744, 619690, 634880, 639680, 650752, 655672, 671744, 813440, 819590, 839680, 991504, 1023488, 1239380, 1269760, 1279360, 1301504, 1311344, 1626880, 1639180, 1679360, 1983008, 2046976, 2478760, 2539520, 2540729, 2558720, 2603008, 2622688, 3253760, 3278360, 3358720, 3966016, 4093952, 4957520, 5081458, 5117440, 5206016, 5245376, 6507520, 6556720, 7932032, 8187904, 9915040, 10162916, 10234880, 10412032, 10490752, 12703645, 13015040, 13113440, 15864064, 16375808, 19830080, 20325832, 20469760, 20824064, 20981504, 25407290, 26030080, 26226880, 31728128, 32751616, 39660160, 40651664, 40939520, 41963008, 50814580, 52060160, 52453760, 63456256, 79320320, 81303328, 81879040, 83926016, 101629160, 104120320, 104907520, 126912512, 158640640, 162606656, 163758080, 167852032, 203258320, 209815040, 253825024, 317281280, 325213312, 335704064, 406516640, 419630080, 507650048, 634562560, 650426624, 671408128, 813033280, 839260160, 1015300096, 1269125120, 1300853248, 1342816256, 1626066560, 1678520320, 2538250240, 2601706496, 3252133120, 3357040640, 5076500480, 5203412992, 6504266240, 6714081280, 10406825984, 13008532480, 20813651968, 26017064960, 41627303936, 52034129920, 104068259840, 208136519680]

約数ペア:

[(1, 208136519680), (2, 104068259840), (4, 52034129920), (5, 41627303936), (8, 26017064960), (10, 20813651968), (16, 13008532480), (20, 10406825984), (31, 6714081280), (32, 6504266240), (40, 5203412992), (41, 5076500480), (62, 3357040640), (64, 3252133120), (80, 2601706496), (82, 2538250240), (124, 1678520320), (128, 1626066560), (155, 1342816256), (160, 1300853248), (164, 1269125120), (205, 1015300096), (248, 839260160), (256, 813033280), (310, 671408128), (320, 650426624), (328, 634562560), (410, 507650048), (496, 419630080), (512, 406516640), (620, 335704064), (640, 325213312), (656, 317281280), (820, 253825024), (992, 209815040), (1024, 203258320), (1240, 167852032), (1271, 163758080), (1280, 162606656), (1312, 158640640), (1640, 126912512), (1984, 104907520), (1999, 104120320), (2048, 101629160), (2480, 83926016), (2542, 81879040), (2560, 81303328), (2624, 79320320), (3280, 63456256), (3968, 52453760), (3998, 52060160), (4096, 50814580), (4960, 41963008), (5084, 40939520), (5120, 40651664), (5248, 39660160), (6355, 32751616), (6560, 31728128), (7936, 26226880), (7996, 26030080), (8192, 25407290), (9920, 20981504), (9995, 20824064), (10168, 20469760), (10240, 20325832), (10496, 19830080), (12710, 16375808), (13120, 15864064), (15872, 13113440), (15992, 13015040), (16384, 12703645), (19840, 10490752), (19990, 10412032), (20336, 10234880), (20480, 10162916), (20992, 9915040), (25420, 8187904), (26240, 7932032), (31744, 6556720), (31984, 6507520), (39680, 5245376), (39980, 5206016), (40672, 5117440), (40960, 5081458), (41984, 4957520), (50840, 4093952), (52480, 3966016), (61969, 3358720), (63488, 3278360), (63968, 3253760), (79360, 2622688), (79960, 2603008), (81344, 2558720), (81920, 2540729), (81959, 2539520), (83968, 2478760), (101680, 2046976), (104960, 1983008), (123938, 1679360), (126976, 1639180), (127936, 1626880), (158720, 1311344), (159920, 1301504), (162688, 1279360), (163918, 1269760), (167936, 1239380), (203360, 1023488), (209920, 991504), (247876, 839680), (253952, 819590), (255872, 813440), (309845, 671744), (317440, 655672), (319840, 650752), (325376, 639680), (327836, 634880), (335872, 619690), (406720, 511744), (409795, 507904), (419840, 495752)]