320905794560

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{37963}}^1$

素因数の和:38128

約数の個数: 176

約数和(自身を含む): 835562735616

約数和(自身を除く): 514656941056

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 127, 128, 130, 160, 208, 254, 256, 260, 320, 416, 508, 512, 520, 635, 640, 832, 1016, 1024, 1040, 1270, 1280, 1651, 1664, 2032, 2080, 2540, 2560, 3302, 3328, 4064, 4160, 5080, 5120, 6604, 6656, 8128, 8255, 8320, 10160, 13208, 13312, 16256, 16510, 16640, 20320, 26416, 32512, 33020, 33280, 37963, 40640, 52832, 65024, 66040, 66560, 75926, 81280, 105664, 130048, 132080, 151852, 162560, 189815, 211328, 264160, 303704, 325120, 379630, 422656, 493519, 528320, 607408, 650240, 759260, 845312, 987038, 1056640, 1214816, 1518520, 1690624, 1974076, 2113280, 2429632, 2467595, 3037040, 3948152, 4226560, 4821301, 4859264, 4935190, 6074080, 7896304, 8453120, 9642602, 9718528, 9870380, 12148160, 15792608, 19285204, 19437056, 19740760, 24106505, 24296320, 31585216, 38570408, 38874112, 39481520, 48213010, 48592640, 62676913, 63170432, 77140816, 78963040, 96426020, 97185280, 125353826, 126340864, 154281632, 157926080, 192852040, 194370560, 250707652, 252681728, 308563264, 313384565, 315852160, 385704080, 501415304, 505363456, 617126528, 626769130, 631704320, 771408160, 1002830608, 1234253056, 1253538260, 1263408640, 1542816320, 2005661216, 2468506112, 2507076520, 2526817280, 3085632640, 4011322432, 4937012224, 5014153040, 6171265280, 8022644864, 10028306080, 12342530560, 16045289728, 20056612160, 24685061120, 32090579456, 40113224320, 64181158912, 80226448640, 160452897280, 320905794560]

約数ペア:

[(1, 320905794560), (2, 160452897280), (4, 80226448640), (5, 64181158912), (8, 40113224320), (10, 32090579456), (13, 24685061120), (16, 20056612160), (20, 16045289728), (26, 12342530560), (32, 10028306080), (40, 8022644864), (52, 6171265280), (64, 5014153040), (65, 4937012224), (80, 4011322432), (104, 3085632640), (127, 2526817280), (128, 2507076520), (130, 2468506112), (160, 2005661216), (208, 1542816320), (254, 1263408640), (256, 1253538260), (260, 1234253056), (320, 1002830608), (416, 771408160), (508, 631704320), (512, 626769130), (520, 617126528), (635, 505363456), (640, 501415304), (832, 385704080), (1016, 315852160), (1024, 313384565), (1040, 308563264), (1270, 252681728), (1280, 250707652), (1651, 194370560), (1664, 192852040), (2032, 157926080), (2080, 154281632), (2540, 126340864), (2560, 125353826), (3302, 97185280), (3328, 96426020), (4064, 78963040), (4160, 77140816), (5080, 63170432), (5120, 62676913), (6604, 48592640), (6656, 48213010), (8128, 39481520), (8255, 38874112), (8320, 38570408), (10160, 31585216), (13208, 24296320), (13312, 24106505), (16256, 19740760), (16510, 19437056), (16640, 19285204), (20320, 15792608), (26416, 12148160), (32512, 9870380), (33020, 9718528), (33280, 9642602), (37963, 8453120), (40640, 7896304), (52832, 6074080), (65024, 4935190), (66040, 4859264), (66560, 4821301), (75926, 4226560), (81280, 3948152), (105664, 3037040), (130048, 2467595), (132080, 2429632), (151852, 2113280), (162560, 1974076), (189815, 1690624), (211328, 1518520), (264160, 1214816), (303704, 1056640), (325120, 987038), (379630, 845312), (422656, 759260), (493519, 650240), (528320, 607408)]