491488960

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{353}}^1$

素因数の和:618

約数の個数: 112

約数和(自身を含む): 1240840800

約数和(自身を除く): 749351840

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 229, 304, 320, 353, 380, 458, 608, 706, 760, 916, 1145, 1216, 1412, 1520, 1765, 1832, 2290, 2824, 3040, 3530, 3664, 4351, 4580, 5648, 6080, 6707, 7060, 7328, 8702, 9160, 11296, 13414, 14120, 14656, 17404, 18320, 21755, 22592, 26828, 28240, 33535, 34808, 36640, 43510, 53656, 56480, 67070, 69616, 73280, 80837, 87020, 107312, 112960, 134140, 139232, 161674, 174040, 214624, 268280, 278464, 323348, 348080, 404185, 429248, 536560, 646696, 696160, 808370, 1073120, 1293392, 1392320, 1535903, 1616740, 2146240, 2586784, 3071806, 3233480, 5173568, 6143612, 6466960, 7679515, 12287224, 12933920, 15359030, 24574448, 25867840, 30718060, 49148896, 61436120, 98297792, 122872240, 245744480, 491488960]

約数ペア:

[(1, 491488960), (2, 245744480), (4, 122872240), (5, 98297792), (8, 61436120), (10, 49148896), (16, 30718060), (19, 25867840), (20, 24574448), (32, 15359030), (38, 12933920), (40, 12287224), (64, 7679515), (76, 6466960), (80, 6143612), (95, 5173568), (152, 3233480), (160, 3071806), (190, 2586784), (229, 2146240), (304, 1616740), (320, 1535903), (353, 1392320), (380, 1293392), (458, 1073120), (608, 808370), (706, 696160), (760, 646696), (916, 536560), (1145, 429248), (1216, 404185), (1412, 348080), (1520, 323348), (1765, 278464), (1832, 268280), (2290, 214624), (2824, 174040), (3040, 161674), (3530, 139232), (3664, 134140), (4351, 112960), (4580, 107312), (5648, 87020), (6080, 80837), (6707, 73280), (7060, 69616), (7328, 67070), (8702, 56480), (9160, 53656), (11296, 43510), (13414, 36640), (14120, 34808), (14656, 33535), (17404, 28240), (18320, 26828), (21755, 22592)]