420879120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{179}}^1$

素因数の和:393

約数の個数: 160

約数和(自身を含む): 1338664320

約数和(自身を除く): 917785200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 97, 101, 120, 179, 194, 202, 240, 291, 303, 358, 388, 404, 485, 505, 537, 582, 606, 716, 776, 808, 895, 970, 1010, 1074, 1164, 1212, 1432, 1455, 1515, 1552, 1616, 1790, 1940, 2020, 2148, 2328, 2424, 2685, 2864, 2910, 3030, 3580, 3880, 4040, 4296, 4656, 4848, 5370, 5820, 6060, 7160, 7760, 8080, 8592, 9797, 10740, 11640, 12120, 14320, 17363, 18079, 19594, 21480, 23280, 24240, 29391, 34726, 36158, 39188, 42960, 48985, 52089, 54237, 58782, 69452, 72316, 78376, 86815, 90395, 97970, 104178, 108474, 117564, 138904, 144632, 146955, 156752, 173630, 180790, 195940, 208356, 216948, 235128, 260445, 271185, 277808, 289264, 293910, 347260, 361580, 391880, 416712, 433896, 470256, 520890, 542370, 587820, 694520, 723160, 783760, 833424, 867792, 1041780, 1084740, 1175640, 1389040, 1446320, 1753663, 2083560, 2169480, 2351280, 3507326, 4167120, 4338960, 5260989, 7014652, 8768315, 10521978, 14029304, 17536630, 21043956, 26304945, 28058608, 35073260, 42087912, 52609890, 70146520, 84175824, 105219780, 140293040, 210439560, 420879120]

約数ペア:

[(1, 420879120), (2, 210439560), (3, 140293040), (4, 105219780), (5, 84175824), (6, 70146520), (8, 52609890), (10, 42087912), (12, 35073260), (15, 28058608), (16, 26304945), (20, 21043956), (24, 17536630), (30, 14029304), (40, 10521978), (48, 8768315), (60, 7014652), (80, 5260989), (97, 4338960), (101, 4167120), (120, 3507326), (179, 2351280), (194, 2169480), (202, 2083560), (240, 1753663), (291, 1446320), (303, 1389040), (358, 1175640), (388, 1084740), (404, 1041780), (485, 867792), (505, 833424), (537, 783760), (582, 723160), (606, 694520), (716, 587820), (776, 542370), (808, 520890), (895, 470256), (970, 433896), (1010, 416712), (1074, 391880), (1164, 361580), (1212, 347260), (1432, 293910), (1455, 289264), (1515, 277808), (1552, 271185), (1616, 260445), (1790, 235128), (1940, 216948), (2020, 208356), (2148, 195940), (2328, 180790), (2424, 173630), (2685, 156752), (2864, 146955), (2910, 144632), (3030, 138904), (3580, 117564), (3880, 108474), (4040, 104178), (4296, 97970), (4656, 90395), (4848, 86815), (5370, 78376), (5820, 72316), (6060, 69452), (7160, 58782), (7760, 54237), (8080, 52089), (8592, 48985), (9797, 42960), (10740, 39188), (11640, 36158), (12120, 34726), (14320, 29391), (17363, 24240), (18079, 23280), (19594, 21480)]