257534852280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{505327}}^1$

素因数の和:505509

約数の個数: 128

約数和(自身を含む): 803350241280

約数和(自身を除く): 545815389000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 137, 155, 186, 248, 274, 310, 372, 411, 465, 548, 620, 685, 744, 822, 930, 1096, 1240, 1370, 1644, 1860, 2055, 2740, 3288, 3720, 4110, 4247, 5480, 8220, 8494, 12741, 16440, 16988, 21235, 25482, 33976, 42470, 50964, 63705, 84940, 101928, 127410, 169880, 254820, 505327, 509640, 1010654, 1515981, 2021308, 2526635, 3031962, 4042616, 5053270, 6063924, 7579905, 10106540, 12127848, 15159810, 15665137, 20213080, 30319620, 31330274, 46995411, 60639240, 62660548, 69229799, 78325685, 93990822, 125321096, 138459598, 156651370, 187981644, 207689397, 234977055, 276919196, 313302740, 346148995, 375963288, 415378794, 469954110, 553838392, 626605480, 692297990, 830757588, 939908220, 1038446985, 1384595980, 1661515176, 1879816440, 2076893970, 2146123769, 2769191960, 4153787940, 4292247538, 6438371307, 8307575880, 8584495076, 10730618845, 12876742614, 17168990152, 21461237690, 25753485228, 32191856535, 42922475380, 51506970456, 64383713070, 85844950760, 128767426140, 257534852280]

約数ペア:

[(1, 257534852280), (2, 128767426140), (3, 85844950760), (4, 64383713070), (5, 51506970456), (6, 42922475380), (8, 32191856535), (10, 25753485228), (12, 21461237690), (15, 17168990152), (20, 12876742614), (24, 10730618845), (30, 8584495076), (31, 8307575880), (40, 6438371307), (60, 4292247538), (62, 4153787940), (93, 2769191960), (120, 2146123769), (124, 2076893970), (137, 1879816440), (155, 1661515176), (186, 1384595980), (248, 1038446985), (274, 939908220), (310, 830757588), (372, 692297990), (411, 626605480), (465, 553838392), (548, 469954110), (620, 415378794), (685, 375963288), (744, 346148995), (822, 313302740), (930, 276919196), (1096, 234977055), (1240, 207689397), (1370, 187981644), (1644, 156651370), (1860, 138459598), (2055, 125321096), (2740, 93990822), (3288, 78325685), (3720, 69229799), (4110, 62660548), (4247, 60639240), (5480, 46995411), (8220, 31330274), (8494, 30319620), (12741, 20213080), (16440, 15665137), (16988, 15159810), (21235, 12127848), (25482, 10106540), (33976, 7579905), (42470, 6063924), (50964, 5053270), (63705, 4042616), (84940, 3031962), (101928, 2526635), (127410, 2021308), (169880, 1515981), (254820, 1010654), (505327, 509640)]