161598920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{1091}}^1$

素因数の和:1155

約数の個数: 96

約数和(自身を含む): 434790720

約数和(自身を除く): 273191800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 529, 644, 805, 920, 1058, 1091, 1288, 1610, 2116, 2182, 2645, 3220, 3703, 4232, 4364, 5290, 5455, 6440, 7406, 7637, 8728, 10580, 10910, 14812, 15274, 18515, 21160, 21820, 25093, 29624, 30548, 37030, 38185, 43640, 50186, 61096, 74060, 76370, 100372, 125465, 148120, 152740, 175651, 200744, 250930, 305480, 351302, 501860, 577139, 702604, 878255, 1003720, 1154278, 1405208, 1756510, 2308556, 2885695, 3513020, 4039973, 4617112, 5771390, 7026040, 8079946, 11542780, 16159892, 20199865, 23085560, 32319784, 40399730, 80799460, 161598920]

約数ペア:

[(1, 161598920), (2, 80799460), (4, 40399730), (5, 32319784), (7, 23085560), (8, 20199865), (10, 16159892), (14, 11542780), (20, 8079946), (23, 7026040), (28, 5771390), (35, 4617112), (40, 4039973), (46, 3513020), (56, 2885695), (70, 2308556), (92, 1756510), (115, 1405208), (140, 1154278), (161, 1003720), (184, 878255), (230, 702604), (280, 577139), (322, 501860), (460, 351302), (529, 305480), (644, 250930), (805, 200744), (920, 175651), (1058, 152740), (1091, 148120), (1288, 125465), (1610, 100372), (2116, 76370), (2182, 74060), (2645, 61096), (3220, 50186), (3703, 43640), (4232, 38185), (4364, 37030), (5290, 30548), (5455, 29624), (6440, 25093), (7406, 21820), (7637, 21160), (8728, 18515), (10580, 15274), (10910, 14812)]